Outspoken Cambodian opposition politician Rong Chhun arrives at the Phnom Penh Municipal Court for questioning on new charges, the latest in a series of legal cases brought by the authorities against dissenting voices. Rong Chhun, an adviser to the Nation Power Party, which was founded last year, faces up to six years in prison if he is convicted of new charges which include "incitement to disturb social stability". IMAGES AND SOUNDBITES