A plane that crashed last month in Oklahoma killing a K-state official and a retired Manhattan doctor, reported no signs of distress before the crash.
According to a preliminary report by the National Transportation Safety Board, no cause was determined for the accident.
Dr. Ronald Marshall and Chris Gruber died in the crash.
The four-seater plane was supposed to land in Manhattan on April 7th but crashed about 30 miles northeast of Tulsa, Oklahoma.
The plane flew to Tulsa that morning and took off heading back to Manhattan, the plane crashed into a vacant house shortly after.