i'm anne makovec in for michelle gri choi. . >>> good morning. we are following breaking news. i'm anne makovec in for michelle. >> and i'm kenny choi. >>> the breaking news out of san francisco. we're learning of a person who was hit by a bart train. the san francisco fire department has extricated the person who is now being taken to the hospital. trains are single tracking through the station. those at west oakland and 24th street mission stations are being turned around. bart said expect delays. >>> new at noon, the san mateo county sheriffs office said these three people have been arrested in the murder of 27- year-old ceeghtd green. oliver adella was arrested on friday. tiffany li and kaveh bayat were arrested on saturday. li is green's former girlfriend and the mother of his 2 kids. his body was found on may 11th. more details on the arrest are expected at a press conference this afternoon. we'll have the latest information on kpix 5 news at 5:00. >>> and we are following developing news out of vallejo where a young boy was killed in a suspicious fire over the weekend. kp