A training exercise turned deadly on Wednesday as a U.S. Air Force Thunderbirds pilot died when his F-16 jet crashed outside Las Vegas at Nellis Air Force Base, according to a Thursday update from defense officials.

Fox News reports: The Air Force said Thursday pilot Maj. Stephen Del Bagno was killed when his F-16 Fighting Falcon crashed over the Nevada Test and Training Range at approximately 10:30 a.m. during a routine aerial demonstration training flight. 

“We are mourning the loss of Major Del Bagno,” 57th Wing Command Brig. Gen. Jeannie Leavitt said in a statement. “He was an integral part of our team and our hearts are heavy with his loss. We ask everyone to provide his family and friends the space to heal during this difficult time.”

The Air Force added that an investigation was underway and team’s participation at the March Air Reserve Base “The March Field Air & Space Expo” has been canceled.  It is unknown how this accident will impact the remainder of the 2018 Thunderbirds Season.

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