NAIROBI, Kenya (AP) -- Kenyan Olympic marathon champion Sammy Wanjiru committed suicide by jumping from a balcony shortly after a domestic dispute involving his wife and another woman, police said Monday. He was 24. Wanjiru died late Sunday after jumping from a balcony at his home in the town of Nyahururu, in the Rift Valley, said John Mbijiwe, the police chief in Kenya's Central Province. "The fact of the matter is that Wanjiru committed suicide," said national police spokesman Eric Kiraithe.