BALTIMORE, Md. -- A group of UH-1N Iroquois from the 1st Helicopter Squadron at Joint Base Andrews, Md., bank in the direction of Camden Yards as they prepare to fly over the Baltimore Orioles 2012 season opening ceremonies April 6. The 1st Helicopter Squadron's primary mission is to support key government officials as well as search and rescue missions.(U.S. Air Force photo/ Staff Sergeant Matt Coleman-Foster)