190213-N-AP176-0122 LITTLE FALLS, Minn. (Feb. 13, 2018) Navy Diver 2nd Class Matthew Pulkrabek, assigned to Movile Diving and Salvage (MDSU) 2, surfaces through an ice hole during ice diving training on a frozen lake at Camp Ripley, Minn. The training, which is the largest independent ice diving operation held by MDSU 2 to date, trained more than 50 divers from Explosive Ordnance Disposal (EOD) Group 2, MDSU 2 and EOD Training and Evaluation Unit 2. (U.S. Navy photo by Chief Mass Communication Specialist Jeff Atherton/Released)