Amy Sun, an advanced program lead for Lockheed-Martin, adjusts a UHF antenna aboard the Coast Guard Cutter Healy while underway near Alaska Aug. 10, 2014. Sun works with narrowband military satellite systems and is aboard the Healy to test the capabilities of the Mobile User Objective System in the Arctic. (U.S. Coast Guard photo by Petty Officer First Class Shawn Eggert)