Gunnery Sgt. Marion Phelps, quality assurance chief and crew chief with Marine Medium Tiltrotor Squadron (VMM) 161 “Greyhawks”, watches as aircraft participating in field carrier landing practices land aboard the USS Essex, May 15. The Greyhawks provided two MV-22B Ospreys for the training. With help from an Osprey from Marine Medium Tiltrotor Squadron 165, they were able to keep their qualifications current while helping the Essex’s crew earn new qualifications. - Gunnery Sgt. Marion Phelps, quality assurance chief and crew chief with Marine Medium Tiltrotor Squadron (VMM) 161 “Greyhawks”, watches as aircraft participating in field carrier landing practices land aboard the USS Essex, May 15. The Greyhawks provided two MV-22B Ospreys for the training. With help from an Osprey from Marine Medium Tiltrotor Squadron 165, they were able to keep their qualifications current while helping the Essex’s crew earn new qualifications.