PHNOM PENH, Cambodia—Cambodia's gov

PHNOM PENH, Cambodia—Cambodia's government has deployed troops in the capital amid a political standoff between Prime Minister Hun Sen's party and the opposition over disputed election results.

Dozens of soldiers and armored vehicles were seen positioned on Phnom Penh streets Friday, though exact numbers weren't immediately clear. Rights groups, including Amnesty International, said armed forces were first seen moving into the capital Thursday, and more may be on the way.

Officials said the deployment was a temporary security measure until the formation of a new government, adding that the troops would also prevent violence at any opposition-led protests against the ...