Cambodian police blocked American actress Mia Farrow from holding a rally at a former Khmer Rouge prison today, pushing her group away from a barricade as they tried to lay flowers to commemorate victims of genocide.

Cambodia’s UN-backed genocide tribunal opened its doors today for the first public court appearance of a Khmer Rouge figure since the regime’s brutal reign of terror in the 1970s.

A Khmer Rouge death camp survivor now battling chronic health problems has been chosen as a recipient of a human rights award, a New York-based human rights groups said today.