MENDON, Mo. (AP) — Amtrak says a passenger train traveling from to Chicago to Los Angeles derailed in Missouri after colliding with a dump truck. Spokeswoman Kimberly Woods says initial reports are that some people were injured when the Southwest Chief struck the dump truck at 1:42 p.m. Monday near Mendon. She says 243 people were on the train. Mendon is about 84 miles northeast of Kansas City.