A small plane struck a Pennsylvania State Police helicopter from behind in central Pennsylvania on Wednesday night, killing the plane's pilot and injuring two state troopers.
https://www.foxnews.com/us/pennsylvania-state-police-helicopter-small-plane-collide-midair-killing-1-injuring-2-state-troopers
https://www.foxnews.com/us/pennsylvania-state-police-helicopter-small-plane-collide-midair-killing-1-injuring-2-state-troopers