"...Lt. Gen. Lawrence Nicholson said in a press conference today that the rotorcraft was conducting aerial refueling operations over the sea when the rotor blades struck the refueling line, damaging the aircraft.
“After the aircraft was unhooking, it was shaking violently,” Nicholson said of the Osprey from Marine Aircraft Group 36, 1st Marine Aircraft Wing...."
https://news.usni.org/2016/12/14/v-2...ations-ordered
USMC Press Conference Video:
https://www.dvidshub.net/video/50012...-conference-sb