Explosions killed 11 people and wounded 65 at a rally held by M23 rebels in the eastern Congo city of Bukavu on Thursday, the leader of the rebel alliance said, blaming President Felix Tshisekedi for the violence.

The UN human rights chief accused Rwanda-backed rebels who seized a second major city in eastern Democratic Republic of Congo (DRC) of killing children and attacking hospitals and warehouses storing humanitarian aid.

DAKAR, Senegal — Rwanda-backed rebels appeared to be heading toward a third major city in eastern Congo, residents said Tuesday, as international pressure rose over the M23's expansion in a mineral-rich region that’s critical for global technology.

Democratic Republic of Congo's government and Rwandan-backed M23 rebels traded blame on Friday for several explosions at a rally in the rebel-held eastern city of Bukavu that killed 13 people and wounded scores of others the previous day.