Mexican National Guardsman kills 3 fellow service members in Michoacan state

A Mexican National Guardsmen shot and killed three fellow service members at a barracks over the weekend in the western Mexican state of Michoacan, where the government has surged security forces in the wake of recent high-profile killings. A federal official confirmed the shooting Monday to The Associated Press, requesting anonymity because they were not authorized to discuss it publicly. The shooting, which wounded a fourth service member, was under investigation, the official said.