In his first public appearance since Sunday’s national election, Prime Minister Hun Sen said Wednesday that he is open to holding talks with opposition leader Sam Rainsy and an investigation into alleged irregularities at the polls. Speaking to reporters on a tour of an overpass construction site at Phnom Penh’s Stung Meanchey commune, in Meanchey district, Mr. Hun Sen said that any investigation into the election results would be carried out by the National Election Committee, political parties and election monitors.