A M93 "Fox" vehicle enters the water for its long journey across Blora Lake, Texas during a training exercise Soldiers from Headquarters and Headquarters Company, 1st Brigade Special Troops Battalion, 1st Brigade Combat Team, 1st Cavalry Division, conducted, July 31, 2008. The training consisted of testing two M93 "Fox" vehicles by swimming them for the first time since their return to home station. Troopers use the amphibious "Fox" as a chemical, biological, radiological and nuclear reconnaissance vehicle.