ROTOR WORK Two U.S. crew chiefs perform maintenance on the main rotor of a UH-60 Black Hawk helicopter as the sun sets on the flightline on Soto Cano Air Base, Honduras, Jan. 8, 2014. Crew chiefs work to ensure Joint Task Force-Bravo aircraft are ready for missions at all times. The crew chiefs are assigned to Joint Task Force Bravo’s 1st Battalion, 228th Aviation Regiment. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 015414-I-XEM74-979.jpg Photo Gallery