Sgt. Joseph Campbell helps lift Darko Nisavic into an Army UH-60A+ Black Hawk. U.S. Army Sgt. Joseph Campbell, assigned to Charlie Company, 1st Battalion, 214th Aviation Regiment, helps lift Darko Nisavic, a doctor with a Montenegrin emergency medical team, into an Army UH-60A+ Black Hawk medical evacuation helicopter during a humanitarian mission in northern Montenegro on Feb. 23, 2012. Campbell is part of a U.S. task force providing assistance at the request of the government of Montenegro after record snowfalls left tens of thousands in the country's mountainous north cut off and unable to receive food, fuel or medical assistance. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 002351-K-TDY51-821.jpg Photo Gallery