U.S. Air Force Tech. Sgt. Michael Etterley-Crown, an air transport shift supervisor with the 8th Expeditionary Air Mobility Squadron, pushes a container delivery system bundle of water into a C-17 Globemaster III aircraft at an undisclosed location in the U.S. Central Command area of responsibility Aug. 30, 2014, before a humanitarian airdrop mission over Amirli, Iraq. Two C-17s dropped 79 container delivery system bundles of fresh drinking water, or 7,513 gallons. Two C-130 Hercules aircraft dropped 30 bundles, which contained 3,032 gallons of fresh drinking water and 7,056 meals, ready to eat. President Barack Obama authorized humanitarian aid deliveries to Iraq as well as targeted airstrikes to protect U.S. personnel from extremists known as the Islamic State in Iraq and the Levant. U.S. Central Command directed the operations.