The U.N. says Rwanda-backed rebels were quickly expanding their presence in eastern Congo after capturing the region’s major city.

The U.N. human rights office is citing possible war crimes by Israeli forces and Palestinian armed groups in connection with a deadly raid by Israeli forces that freed four hostages over the weekend.

U.N. agencies are again warning of rising violence around Haiti’s capital, saying 99 people have been reported killed in recent gang fighting in the Cite Soleil district alone.