ATLANTIC OCEAN (Aug. 30, 2020) Gas Turbine Systems Technician (Mechanical) 3rd Class Conner Jimenez, conducts a simulated agent test on a CO2 bottle during Engineering Training Team (ETT) drills aboard the Arleigh Burke-class guided-missile destroyer USS Paul Ignatius (DDG 117). Paul Ignatius is currently underway conducting routine operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Marianne Guemo)