On July 13, a man jumped off from Tiananmen Building and injured himself. Per eye witness, it happened at 4 p.m.. The man was later sent to a hospital for treatment and police investigation.
On June 28, Mr. Zhang from Changying Town, A suburb of Beijing’s Chaoyang District, set himself on fire in Tiananmen Square. The police put off the fire and arrested him. He was said to have suffered 3rd degree burn. Per source close to the case, Mr. Zhang and his family are under house arrest for security of Olympics.
Both cases are linked to injustice in forced land/housing seizure by the government.
Source: Boxun, July 24, 2008
http://news.boxun.com/news/gb/china/2008/07/200807241033.shtml