Students hold candles in heavy rain as tens of thousands of people attend a candlelight vigil at Hong Kong's Victoria Park on June 4, to mark the 24th anniversary of the June 4th Chinese military crackdown on the pro-democracy movement in Beijing.

People are seen gathered at Victoria Park during a candlelight vigil held to mark the 24th anniversary of the 1989 crackdown at Tiananmen Square, in Hong Kong on June 4, 2013. More than 100,000 people were expected to attend the candlelight vigil in the former British colony which is the only place in China where the brutal military intervention that ended weeks of nationwide democracy protests in 1989 is openly commemorated.

Chinese tourists watch the customary ceremony of lowering flag at Tiananmen Square on June 3, in Beijing, China.

A portrait of late Chinese leader Mao Zedong is displayed near security cameras on the eve of the 24th anniversary of the bloody military crackdown on protesters near Tiananmen Gate in Beijing Monday, June 3. Activists in China are taking to social media to urge the public to wear black on the 24th anniversary of the bloody military crackdown on protesters who had camped out for weeks on Tiananmen Square.

A Chinese paramilitary policeman guards after the customary ceremony of lowering flag at Tiananmen Square on June 3, 2013 in Beijing, China.

Kenyans listen to a man speaking as residents of the Kibera slum in Nairobi discuss the incoming election results in the Kenyan capital on March 5.

Kenyans watch the provisional results for the presidential candidates as they are announced on television, at a restaurant in downtown Nairobi, Kenya on March 5.

Park Geun-hye waves to supporters in Yeouido, Seoul after she was declared the winner in South Korea's presidential election on Dec. 19, 2012.

Catholic nuns stand in a line to cast their ballots in the presidential election at a polling station in Busan, South Korea, on Dec. 19, 2012.

Park Geun-hye, center, poses with her father (and then-President) Park Chung-hee and her mother Yuk Young-soo along with her younger brother and sister in Seoul in an undated photo handed out by the Saenuri Party on Dec. 19, 2012.

Presidential candidate Park Geun-hye, wearing a reindeer antler headband given to her by a campaigner, smiles at a campaign rally in Seoul on Dec. 18, 2012.

Yoo Bok-yeob, center, a 72-year-old village schoolmaster, casts his ballot with family members at a polling station in Nonsan on Dec. 19, 2012.

Soldiers check the identity of voters and monitor flow into a polling station as Egyptian women line-up to cast their vote during a referendum on the new Egyptian constitution on December 15, 2012 in Cairo.

People look for their names at a polling station before casting their votes in Cairo on December 15, 2012.

A woman proudly shows her ink-marked finger after voting for the referendum for a new constitution, at a polling station in Cairo on December 15, 2012.

Men queue outside a polling center in Cairo on December 15, 2012.

A girl waits with relatives queuing to vote at a polling station in central Cairo on December 15, 2012.

Egyptians wait to cast their votes in front of an apartment block across from a polling center in the El Hamara neighborhood of Cairo, Egypt, on May 24, 2012.

Egyptian voters line up to cast ballots in Basateen, a southern suburb of Cairo, on May 23, 2012, the first of two days of presidential voting after 16 months of interim rule by the Supreme Council of Armed Forces.

A policeman hangs a list of voters' names outside a polling station in Cairo.

Voters argue with a soldier as they wait to cast ballots in Basateen a southern suburb of Cairo.

Ahmed Maher, a co-founder of the April 6 Revolutionary Movement, waits in line to vote at a polling center in Maadi, a southern suburb of Cairo. The April 6 Movement was one of the leading youth protest movements during the uprising against former President Honsi Mubarak last year.

A woman is assisted outside a polling station in Cairo.

Women cast their votes at a polling station in Cairo.

A villager, 2nd right, checks with an election worker beside a ballot box at a school turned into a polling station in Wukan village in Lufeng, Guangdong province, China, on Feb. 1, 2012.

An election worker, left, looks out from inside a classroom guarded by police officers during vote counting at a school turned into a polling station in Wukan on Feb. 1, 2012.

Villagers voting in Wukan on Feb. 1, 2012.

A policeman tries to control the crowds as they gather outside a polling station during the second day of parliamentary elections in Giza, on the outskirts of Cairo, December 14. Egyptians voted on Wednesday in the second round of a parliamentary election, part of a lengthy transition to civilian rule after generals took charge following Hosni Mubarak's removal from office in February.

An Egyptian soldier stands guard as people line up to vote in Giza, southwest Cairo, on Dec. 14, during the second round of parliamentary voting. Islamists who swept to victory in the first stage of Egypt's parliamentary elections were looking to extend their winning streak in a second round of voting.

Egyptians stand in line waiting to cast their votes in Cairo, Egypt, Wednesday, Dec. 14. Egyptians turned out in large numbers Wednesday to vote in the second round of parliamentary elections that have become a stiff competition between dominant Islamist parties likely to steer the country in a more religious direction. Arabic writing on the posters read names of election candidates.