Soldiers from the 37 Combat Engineer Regiment, 37 Canadian Brigade Group strap explosives to debris during a demolition training class at Fort Pickett, Va., March 3, 2013, as part of Exercise Southern Raider 13. Exercise Southern Raider is a joint, multinational exercise held annually at Fort Pickett that allows more than 400 Canadian Reservists from the 37 Canadian Brigade Group the opportunity to build on lessons learned during previous training events and to strengthen bonds with U.S. partners. (U.S. Army photo by Spc. Chenee Brooks /Released)