Vertical replenishment - A helicopter that is sitting on top of a ship

An MH-60S Sea Hawk helicopter assigned to Helicopter Sea Combat Squadron 28 conducts a vertical replenishment aboard the aircraft carrier USS George H.W. Bush (CVN 77). George H.W. Bush is underway in the Atlantic Ocean conducting a Composite Training Unit Exercise (COMPTUEX). COMPTUEX is a scenario-driven exercise aimed at integrating the ships of the George H.W. Bush Strike Group through a series of live training events. (U.S. Navy photo by Mass Communication Specialist Seaman Brian Stephens/Released)