A 29-year old man got onto a school bus headed for Alhambra Elementary School. He told the bus aide that he was with a boy who had just got onto the bus.
After he got off of the bus, a child found a magazine with 15 rounds in it. Police were notified, a picture of the man, taken from the school bus video, was given to the media. The police then received a tip that led to the arrest.
After his arrest, the man told police he was hearing voices, and feared for his life.