The Pacific Theater's only Army dive unit, the 7th Engineer Dive Detachment, 84th Engineer Battalion, 130th Engineer Brigade, changed leadership with Capt. Robert J. Meyer relinquishing command to Capt. Troy F. Davidson during an underwater ceremony Dec. 18, 2014, at the bottom of Richardson Pool on Schofield Barracks, Hawaii. The unique unit performs underwater reconnaissance, demolition and salvage missions across the Pacific Theater.