Members of a Latvian explosive ordnance disposal team use demolition charges to detonate a World War II-era German bottom-mine while conducting mine countermeasures operations in the Baltic Sea off the coast of Estonia during Exercise Open Spirit 2015. The U.S. Navy unit EODMU-8 was working in conjunction with explosive ordnance disposal teams from Estonia, Germany, Latvia, Lithuania, Poland and Sweden to dispose of unexploded ordnance originating from World War II.