Thank goodness no one was hurt and no significant damage was done to the manned aircraft.
Full story in the link below . . .
https://dronedj.com/2018/05/26/drone-collides-with-helicopter-over-the-verzasca-dam-in-switzerland/
Full story in the link below . . .
https://dronedj.com/2018/05/26/drone-collides-with-helicopter-over-the-verzasca-dam-in-switzerland/