190312-N-LF183-1002 BRITISH COLUMBIA, Canada (March 12, 2019) Chief Builder Adam Perry, right, supervises Construction Mechanic 1st Class John Monahan, both assigned to Underwater Construction Team (UCT) 1, as hands-on checks of the diver’s equipment are competed prior to their descent into a lake during the Royal Canadian Navy’s Ice Diving Training Exercise 2019. Over the course of two weeks, clearance divers from Navy Expeditionary Combat Command’s Underwater Construction Teams 1 and 2 and Mobile Diving and Salvage Units 1 and 2 joined U.S. Coast Guard, Royal Navy, and Royal Canadian Navy clearance divers to sharpen up their ice diving skills. (U.S. Navy Photo by Senior Chief Construction Electrician Terence Juergens/Released)