Looney and his brothers, Billy and Steve, played lacrosse for the Naval Academy. He was a 1999 graduate of DeMatha Catholic High School in Hyattsville, where he played varsity football and baseball. All three sons were starters for Naval Academy lacrosse team.
Also surviving are his parents, Kevin and Maureen Looney, and three sisters, Bridget, Erin and Kelly.
The family was expected to receive the body Wednesday afternoon at Dover Air Force Base in Delaware. Funeral arrangements were incomplete.