Aviation Boatswain’s Mate (Fuel) 1st Class Lydia Kocourek, right, from Buffalo, N.Y., observes Aviation Boatswain’s Mate (Handling) Airman John Sullivan, from Apple Valley, Calif., as he uses the multi-purpose reconfigurable training system (MRTS) 3-D aboard the Nimitz-class aircraft carrier USS Abraham Lincoln (CVN 72). Abraham Lincoln is underway conducting routine operations in U.S. 3rd Fleet. (U.S. Navy photo by Mass Communication Specialist 3rd Class Clayton A. Wren)