John "Jocko" Willink (September 8, 1971) is an American podcaster, author, martial artist and retired United States Navy SEAL, other notable members of Task Unit Bruiser included which United States Navy SEAL, and  the first SEAL to lose his life in Operation Iraqi Freedom?
Marc Alan Lee Marc Alan Lee (March 20, 1978 - August 2, 2006), was a United States Navy SEAL. He was the first SEAL to lose his life in Operation Iraqi Freedom when he was killed in a fierce firefight while on patrol against insurgents in Ramadi. Lee was posthumously awarded the Silver Star, the Bronze Star with Valor and the Purple Heart. On March 20, 2013, the Marc A. Lee Training Center building was dedicated at the Naval Amphibious Base Coronado.
Robert M. Losey Captain Robert Moffat Losey (May 27, 1908 – April 21, 1940), an aeronautical meteorologist, is considered to be the first American military casualty in World War II. While serving as a military attaché prior to America's entry into the war, Losey was killed on April 21, 1940 during a German bombardment in Norway. He had been attempting to complete the evacuation of the American diplomatic legation from Norway to Sweden in the wake of the German invasion.