People take part in a candlelight vigil on the 24th anniversary of the Tiananmen Square protests during heavy rain on June 4, 2013 in Hong Kong, Hong Kong. Held to mark the crackdown on the pro-democracy movement in Beijing's Tiananmen Square on June 4, 1989.Pro-democracy groups hope to draw 150,000 people to the annual candlelight vigil in Hong Kong's Victoria Park, the only commemoration on Chinese soil. (Photo by Lam Yik Fei/Getty Images) ( 169904286 )