Members of the 101st Expeditionary Signal Battalion, a National Guard unit from Yonkers, N.Y., deployed to Forward Operating Base Mescal, Afghanistan, Dec. 25, 2012. The six-man team is responsible for providing both secure and unsecured radio and satellite capabilities for the entire FOB as well as boosting the networks of other nearby FOBs. From left to right: Pfc. Curtis L. Brewington, Sgt. Sergio A. Rodriguez, Spc. John Martin, Sgt. James P. O'Connell, Staff Sgt. Marcus A. Jones and Spc. Jonathan Pereira.