One killed when small plane and state police helicopter collide in Pennsylvania

{"#CollisionDetails":"The collision took place at Carlisle Airport on Wednesday night, with a Cessna 150 and a Bell 407 chopper involved. The pilot of the small plane was killed instantly, while two troopers aboard the helicopter sustained injuries.","#HelicopterTraining":"The state police's elite aviation unit had been conducting routine training exercises at Carlisle Airport when the incident occurred. The NTSB will lead the investigation into the cause of the crash.","#SafetyMeasures":"Both pilots were able to escape from the helicopter, though one was initially trapped. Dr. Ashley Ludwig, trauma director at Penn State Hershey Medical Center, stated that both troopers are stable and expected to recover."}