An independent mine worker participates in a protest rally in La Paz, Sept. 18, 2012.

An independent mine worker throws a dynamite stick during clashes with unionized mine workers in La Paz, Sept. 18.

Independent miners attend a protest rally in La Paz September 18, 2012. Thousands of independent mine workers of Bolivia's recently nationalized Colquiri tin mine protested against unionized mine workers and the government of Bolivian President Evo Morales.

A riot police officer helps state-employed miners carry a co-worker after he was wounded in a dynamite explosion during clashes with miners from private cooperatives, as the latter marched through the streets of La Paz, Sept. 18.

Firefighters and policemen help a wounded person during a miners' protest in front of Federacion Nacional de Mineros' headquarters in La Paz, Bolivia, Sept. 18.

Striking miners from the Lonmin platinum mine march to the gates of the mine in Marikana, South Africa, on Sept. 10.

Mineworkers take part in a march at Lonmin's Marikana mine in South Africa's North West Province, September 5, 2012. More than 3,000 striking South African miners marched through streets near Lonmin's Marikana mine on Wednesday, the largest protest at the hot spot since police shot dead 34 of their colleagues last month. Police armed with tear gas and assault rifles deployed armoured vehicles and helicopters to keep an eye on the stick-waving protesters.

Some of the thousands of striking miners from the Lonmin platinum mine march to the gates of the Karee Mine as part of their mass action in an attempt to get high wages, Marikana, South Africa, Sept. 5. Many of the miners protesting today carried posters of their fallen comrades.

Police try to prevent striking mine workers marching to the Karee shaft at the Lonmin Platinum Mine near Rustenburg, South Africa Sept, 5 to hand over a memorandum to mine management. Miners are refusing to return to work until their demands over low pay and working conditions are met.

Mineworkers pray on Aug. 31, over the coffin containing the body of Mpuzeni Ngxande, one of the 34 striking miners that were killed by police on August 16, in front of the rocky outcrop where the men were shot, an informal settlement near the Lonmin mine in Marikana, North-West Province. Talks to end a three-week strike at South Africa's Lonmin platinum mine, where violence claimed 44 lives, have been postponed to Monday after two days of negotiations failed to broker a deal. Mine managers, unions, workers representatives and government mediators are seeking a "peace accord" after the killing of 34 striking workers two weeks ago by police -- the worst day of police violence in South Africa since the end of white-minority apartheid rule in 1994.

Family members and colleagues of the late mine worker Andries Ntsenyeho, visit the scene of the shooting at the Lonmin Platinum Mine near Rustenburg, South Africa, on Aug. 31, after collecting his body at the morgue for a funeral. South Africa's justice minister is demanding the nation's top prosecutor explain a bizarre decision to charge 270 miners with the murders and attempted murders of 112 striking co-workers shot by the police. The Aug. 16 shootings that killed 34 and wounded 78 at London-registered Lonmin PLC platinum mine were the worst display of state violence since apartheid ended in 1994.

A woman mourns during a memorial service for the 44 people killed in a wildcat strike at Lonmin's Marikana mine on August 23, 2012 in Marikana, South Africa.

Religious leaders attend a memorial service in Marikana on August 23, 2012.

Hundreds of people attend a memorial service in Marikana on August 23, 2012.

A grieving relative of a miner killed during clashes at the mine is attended to, ahead of a memorial service in Rustenburg on August 23, 2012.

South African President Jacob Zuma adresses Marikana miners as he visits the Nkaneng Informal Settlement on August 22 in Rustenburg, South Africa. The President visited Marikana in Rustenburg to address workers at platinum company Lonmin, following the the Marikana tragedy in which 34 striking miners were shot dead and another 78 were wounded by police last week. 10 people were also killed in the week before Thursday's shootings, including two police officers and two mine security guards. Zuma was joined by the inter-ministerial committee investigating the violence.

South African President Jacob Zuma speaks to the leadership of striking Lonmin mineworkers during his visit to Marikana near Rustenburg, South Africa, Aug. 22.

An unidentified woman cries as women protest against the police near the scene of the shooting of miners on Thursday at the Lonmin mine near Rustenburg, South Africa, on Aug. 17. Police chief Mangwashi Victoria Phiyega says 34 miners died and another 78 were wounded when police opened fire on strikers in one of the worst police shootings in South Africa since apartheid.

An unidentified woman cries on Aug. 17, as she protests against the police opening fire Thursday and killing and injuring striking mine workers at the Lonmin Platinum Mine near Rustenburg, South Africa.

Policemen look on as women carrying placards chant slogans in protest against the killing of miners by South African police on Thursday, outside a South African mine in Rustenburg, 62 miles northwest of Johannesburg, on Aug. 17. South African Police were forced to open fire to protect themselves from charging armed protesters at the Marikana mine, and 34 of the protesters were killed, Police Commissioner Riah Phiyega said on Friday. She told a news conference that 78 people were injured and 259 arrested in Thursday's violence.

A demonstrator bleeds as she is detained by the riot police during a coal miners's march to the Minister of Industry building in Madrid, on July 11. Coal miners angered by huge cuts in subsidies converged on Madrid for protest rallies after walking nearly three weeks under the blazing sun from the pits where they eke out a living.

Miners and supporters march through the centre of Madrid, in protest against government austerity measures, July 11. Police fired rubber bullets at protesting miners on Wednesday, injuring several people, during a demonstration against slashes in coal subsidies aimed at trimming the budget deficit of the euro zone's fourth largest economy.

Police riots run after the demonstrators during the coal miners's march to the Minister of Industry building in Madrid, on July 11. Coal miners angered by huge cuts in subsidies converged on Madrid for protest rallies after walking nearly three weeks under a blazing sun from the pits where they eke out a living.

Demonstrators clash with riot police during the coal miner's march to the Minister of Industry's building in Madrid, on July 11. The miners' march into the capital was the culmination for some of a nearly three-week trek from the regions where they eke out a living. Miners who walked 18 days from northern and eastern mining regions were received as heroes on Tuesday night as they entered the Puerta del Sol, one of the city's main plazas.

Demonstrators throw stones at the police riots during the coal miners's march to the Minister of Industry building in Madrid, on July 11. Coal miners angered by huge cuts in subsidies converged on Madrid Tuesday for protest rallies after walking nearly three weeks under a blazing sun from the pits where they eke out a living.

Miners sit in front of thousands of supporters as they protest against government austerity measures in Madrid on July 11. Joined by supporters and trade unionists in the capital, the miners rallied noisily at the climax of a 44-day protest against a 60 percent cut in coal subsidies which they say will force mines to close and put many out of work.

Riot police apprehend protestors during a demonstration by Spanish coal miners on July 11, in Madrid, Spain. The miners had marched to Madrid in protest at industry subsidy cuts.

Spanish miners burn tires to cut a road during a miner's demonstration in Caborana, near Oviedo, in northern Spain on June 18. Spanish coal miners are staging a nationwide strike action organized by unions against the cash-strapped government's decision to slash subsidies to the sector this year to 111 million euros ($142 million) from 301 million euros last year. Unions argue the subsidy cuts will lead to the closure of Spain's coal mines and the loss of up to 30,000 direct and indirect jobs, since Spanish coal relies on state aid to compete with cheaper imports.

Miners fire handmade rockets at riot police officers as they defend their position after blocking a road in Cinera, near Leon, Spain, on June 19. Striking Spanish coal miners firing homemade rockets and using slingshots have clashed with authorities in northern Spain, driving officers out a town where the miners cut off a highway and railroad service.

Spanish miners throw stones towards Spanish Civil Guards in Cinera, northern Spain on June 19. Spanish coal miners burned tires and blocked roads during a mass strike to protest against subsidy cuts that they say threaten tens of thousands of jobs. Spain's cash-strapped central government has slashed subsidies to the coal sector this year to 111 million euros ($142 million) from 301 million euros last year, part of wide-ranging cuts to lower its deficit.

Boots hang in a changing room in the partially abandoned and closed Santiago mine, as a result of the coal crisis, near Mieres, Oviedo, Spain, June 18.

Rusting mining carts at the Santa Barbara mine, abandoned seventeen years ago because of the coal crisis in the Turon valley, near Oviedo, Spain.

A bushel grows through the rails of the Figaredo mines, abandoned and closed more than five years ago because of the coal crisis in the Turon valley near Oviedo, Spain.

Posters announcing a general strike on the bolted door of a mine company store at the Santa Barbara mine, abandoned seventeen years ago because of the coal crisis in the Turon valley, near Oviedo, Spain.

An empty office is seen at the facilities of the Santa Barbara mine, abandoned seventeen years ago because of the coal crisis in the Turon valley, near Oviedo, Spain.

Dossiers and files are seen in an office at the Santa Barbara mine, abandoned seventeen years ago because of the coal crisis in the Turon valley, near Oviedo, Spain.

Miners clothes hang in a changing room in the partially abandoned and closed Santiago mine, as result of the coal crisis, near Mieres, Oviedo, Spain.

A banner reads in Spanish "No entry, dangerous, industrial facilities are on the point of collapse" is seen at the main entrance of "La Camocha" mine, abandoned five years ago because of the coal crisis in Hueces, near Gijon, Spain.