Erin Kennedy, left, and Steve Leadore, right, both Joint Service Aircrew Mask-Fixed Wing (JSAM-FW) research team members, get feedback on the mask from U.S. Air Force 167th Airlift Squadron pilot Maj. Jeff Musser during a field assessment at the 167th Airlift Wing, West Virginia Air National Guard unit in Martinsburg, W.Va., Dec. 7, 2011. The research team was working on the development of a joint service aircrew mask.