Heat waves shimmer behind a C-5M Super Galaxy from the 436th Airlift Wing as a crew from the 9th Airlift Squadron conducts aircrew proficiency training Nov. 4, 2013, at Dover Air Force Base, Del. The C-5M fleet achieved the Air Mobility Command’s Initial Operational Capability for the milestone of a successful Qualification Test, Operational Test and Evaluation and delivery of the 16th C-5M aircraft with trained aircrew and maintenance personnel.(U.S. Air Force photo/Greg L. Davis)