A C-5M aircraft assigned to Dover Air Force Base is parked at the 167th Airlift Wing, West Virginia Air National Guard in Martinsburg, WV on May 14, 2011. The 167th AW currently operates C5A aircraft. 167th AW aircraft operators and maintainers toured the C-5M which boasts the ability to fly faster, higher and longer with reduced engine noise, than the C-5A and C-5B models. (U.S. Air Force photo by Master Sgt. Emily Beightol-Deyerle)