Anchored container ships sit offshore near the ports of Los Angeles and Long Beach during a strike by the International Longshore and Warehouse Union Local 63 Office Clerical Unit in Los Angeles, Calif., Dec. 2, 2012. The strike by clerical workers at the twin ports idled most of the busiest U.S. cargo shipping complex for a sixth day on Sunday as container-laden vessels waited to be unloaded and marathon contract talks stretched into the night.

A road normally crowded with trucks is seen empty during the strike at the Port of Los Angeles on Sunday.

Farmers spray water as they try and save around 18,000 empty fruit containers from burning after being set alight by farm workers in Wolseley, South Africa, on Nov. 14. Violent protests by farm workers have erupted in South Africa after weeks of unrest in the country's mining industry. The workers have been protesting their wages, saying they want a minimum wage of $17 a day. Currently, workers make about half that amount a day.

South African Police arrest farm workers after they went on a rampage in Wolseley, South Africa,on Nov. 14.

Members of the South African Police Services run after some people, during a farmworkers strike, on Nov. 14, in Wolesley, about north of Cape Town, South Africa. South African police on Wednesday said one person was killed and five others injured as protests by farm workers demanding higher pay descended into violence, prompting calls for the military to be deployed. A week-long protest by farm workers spilled over into bloodshed with chilling echoes of recent mining unrest that has claimed more than 50 lives. "We can confirm the death of a 28-year-old man in Wolseley and five others wounded," Lybey Swartz of the Western Cape police told AFP.

The remainder of 18,000 empty fruit containers after they were set alight by farm workers in Wolseley, South Africa, on Nov. 14.

A South African Police truck that was overturned by farm workers after they went on a rampage in Wolseley, South Africa, on Nov. 14.

Fruit bins burn at a packing store on Nov. 14, in Wolesley, South Africa. The fire, which burnt more than 15,000 wooden bins is thought to be connected to the farm workers strike.

Protesters throw petrol bombs at riot police officers during a 24-hour nationwide general strike in Athens on Oct. 18, 2012.

Workers shout slogans in front of the Greek Parliament during a general strike in Athens on October 18, 2012. Greek trade unions called a 24-hour general strike to oppose new austerity measures.

Protesters clash with riot police in Athens on Oct. 18, 2012.

A police officer reacts as flames and smoke emerge from a truck after it was set alight by striking truck drivers, on a slipway off a main highway leading out of the city of Cape Town, South Africa, Oct. 3. South African truck workers have been on strike for the past two week with sporadic violence reported.

A car drives by a truck on fire on a slipway off a main highway leading out of the city of Cape Town, South Africa, Oct. 3.

A man crosses a deserted road during a strike in Kolkata, India, on Sept. 20. Angry opposition supporters disrupted trains in India on Thursday but had only limited success in enforcing a national strike to protest a government decision to cut fuel subsidies and open the country's huge retail market to foreign companies.

State-run passenger buses rest inside a depot after demonstrators attacked the vehicles during a nationwide strike in the northern Indian city of Lucknow on Sept. 20.

Indians walk past closed shops during a nationwide strike in New Delhi, India, on Sept. 20.

A man stands in front of closed shops during a nationwide strike in Kolkata on Sept. 20. Schools, shops and government offices were shut in some Indian states on Thursday as protesters blocked road and rail traffic as part of a one-day nationwide strike against sweeping economic reforms announced by the government last week.

An Indian rickshaw puller, sitting beside a row of parked rickshaws, smokes a leaf cigarette during a general nationwide strike in Siliguri on Sept. 20.

Drivers rest on parked taxis during a strike in Kolkata, India on Sept. 20.

Indian police officers detain a left party activist during a nationwide strike in Hyderabad, India, on Sept. 20.

Activists of various left parties along with Samajwadi Party members jump over barricades as they try to get detained by police during a protest in New Delhi, India, on Sept. 20.

A detained activist from India's main opposition Hindu-nationalist Bharatiya Janata Party (BJP) shouts slogans from a police van during a nationwide strike in Mumbai on Sept. 20.

Students gather outside Benjamin E. Mays Academy for the first day of school on Sept. 19, after Chicago teachers voted to suspend their first strike in 25 years. Union delegates voted overwhelmingly Tuesday night to suspend the walkout after discussing a proposed contract settlement with the nation's third largest school district.

Students at Frazier International Magnet School wait outside before the start of school on Sept. 19 in Chicago, Ill.

Leslie Sabbs-Kizer, right, walks her children Nkai Melton, 8, Akaira Melton, 7, and Khaymya Smith, 3, to Bond Elementary school in Chicago, for the first day of classes Wednesday morning, Sept. 19, after Chicago teachers voted to suspend their first strike in 25 years.

Mayor Rahm Emanuel greets students as they arrive for school at Frazier International Magnet School on Sept. 19 in Chicago, Ill.

Chicago Teachers Union members celebrate the end of their strike in Chicago on Sept. 18, 2012. Chicago Teachers Union leaders voted on Tuesday to suspend a strike that closed the nation's third-largest school district for more than a week, ending a confrontation with Mayor Rahm Emanuel that focused national attention on how to reform failing urban schools.

Alcoa workers clash with police near the Ministry of Economic Development in Rome on Sept. 10.

A protesting Alcoa worker stands in front of a line of police.

A protesting Alcoa employee holds up a smoke device.

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.