VENTILATION VIEW Airman 1st Class Keith Fussell dons his helmet before training on Hurlburt Field, Fla., July 17, 2014. Firefighters spent more than an hour training on ventilation techniques to maintain proper readiness to complete the mission. Fussell is a firefighter assigned to the 1st Special Operations Civil Engineer Squadron. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 492312-Z-ODM03-152.jpg Photo Gallery