(IDAHO FALLS, ID) – A teenage boy rescued from a plane crash in Idaho Falls Saturday is in good condition. Officials with the Idaho Falls Police Department say the 13-year-old boy is making great progress. The crash killed 64-year-old Mark Schell of Idaho Falls and 43-year-old Brian Hymas of Rexburg. Witnesses say they heard the plane sputter near the Idaho Falls Regional Airport before it nose-dived to the ground. An investigation into the crash is continuing.