Human Rights Watch (HRW) says its investigators found evidence of the execution of 53 civilians – 46 men, one woman and six children – during door-to-door raids in the city’s neighbourhoods after the rebels, widely believed to be backed by Rwanda, captured it in December.
The new monument “is part of the bilateral relationship” between CAR and Russia, officials say.
A judge ordered a 14-day halt on deporting Venezuelans under a Trump order that declared them enemies.
His party says he is to undergo surgery to remove fragments from a tear-gas cannister.