Airman 1st Class Omar Taveras, a 35th Civil Engineer Squadron Heating Ventilation and Air conditioning technician, loosens the pressure valve on a steam header to cut off heat to building 656, Misawa Air Base, Japan, April 4, 2010. Due to Misawa’s recent warm weather, members from the 35th CES will initially turn the heat off to more than 500 facilities base-wide, followed by facilities in base house in late May. (U.S. Air Force photo/Senior Airman Jessica Lockoski)