RECENT CONTROVERSIES
March 2008: Human rights protesters try to disrupt the torch-lighting ceremony in Greece on March 24. Exiled Tibetans pledge to demonstrate against a security crackdown in Tibet and parts of western China after a wave of anti-government protests.
Also see: Tibetan exiles to protest Beijing Olympics
China says there are no plans to change the torch's two scheduled visits to Tibet.
Image: A Tibetan protester reacts during a symbolic flame ceremony at Ancient Olympia. TAKIS TAKATOS/AFP/Getty Images