U.S. Army paratroopers assigned to the 173rd Airborne Brigade and soldiers from the 411th Armored Engineers of the Royal Dutch Army conduct a pre-mission brief for a combined defensive live-fire exercise March 6, 2015, at the 7th Army Joint Multinational Training Command in Grafenwoehr, Germany. The 173rd Airborne routinely trains alongside NATO forces to increase interoperability and strengthen the alliance. (U.S. Army Photo by Visual Information Specialist Markus Rauchenberger/released)