Lance Cpl. Christopher Horvet conducts maintenance on the rotor of an AH-1Z Super Cobra helicopter. U.S. Marine Corps Lance Cpl. Christopher Horvet (left) assigned to Marine Attack Squadron 542, conducts maintenance on the rotor of an AH-1Z Super Cobra helicopter aboard the forward-deployed amphibious assault ship USS Essex (LHD 2) while underway in the Philippine Sea on Sept. 25, 2010. SHARE IMAGE: Download Image: Full Size (0.04 MB) Photo By: VIRIN: 068804-F-BOU66-068.jpg Photo Gallery