KIGALI, Rwanda - Hundreds of civilians were killed and hundreds more were missing after Congolese rebels allied with the government seized a key town in northeastern Congo and launched a two-day campaign of murder, rape, looting and destruction, a rival rebel leader said Saturday. Thomas Lubanga, head of the Union of Congolese Patriots, or UPC, said at least 400 people were killed on Feb. 24-25 and 500 were missing after his troops were pushed from the strategic town of Bogoro during an attack by the rebel Congolese Rally for Democracy-Liberation Movement, or RCD-ML, and allied Lendu tribal militiamen. Both groups...