Player Embed Code: Download Embed Share Military Hospital Center Leaders Brief Media Defense.gov April 14, 2020 | 28:15 Air Force Col. Jennifer R. Ratcliff, commander of the 927th Aerospace Medical Squadron at MacDill Air Force Base, Fla.; Army Lt. Col Leslie Curtis, chief nurse officer for the 9th Field Hospital; and Navy Capt. Joseph J. Kochan, executive officer for Operational Health Support Unit in Portsmouth, Va., update the media via telephone on their efforts against COVID-19, April 14, 2020.