GOMA, Congo (AP) — Fighting erupted in eastern Congo early Friday between two factions of the M23 rebel group, according to officials on both sides.

The new splinter of M23 led by President Jean-Marie Runiga attacked the main faction, led by Gen. Sultani Makenga ,in Chanzu, near the border with Uganda, around midnight, said Seraphin Mirindi, spokesman for the splinter of M23. The fighting with heavy and light weapons continued until about 5 a.m. Friday.