MARINE CORPS BASE HAWAII - Chief Warrant Officer 4 Carlos Tsapelas, Chemical, Biological, Radiological, Nuclear defense officer for U.S. Marine Corps Forces, Pacific, pays his final respects to Chief Warrant Officer 3 John “Jack” Johnson, who shares the same billet but is from a different unit, Oct. 24. Jack passed away Oct. 16. (U.S. Marine Corps photo by Lance Cpl. Brittney Vella) - MARINE CORPS BASE HAWAII - Chief Warrant Officer 4 Carlos Tsapelas, Chemical, Biological, Radiological, Nuclear defense officer for U.S. Marine Corps Forces, Pacific, pays his final respects to Chief Warrant Officer 3 John “Jack” Johnson, who shares the same billet but is from a different unit, Oct. 24. Jack passed away Oct. 16. (U.S. Marine Corps photo by Lance Cpl. Brittney Vella)