160527-N-ZI635-0022 WASHINGTON (May 27, 2016) Lt. Cmdr. Jeffrey Jacobson receives the Oath of Office from Adm. Michelle Howard during his promotion to commander at a ceremony held at the Pentagon. Howard, then the Vice Chief of Naval Operations (VCNO), served as Jacobson's promoting officer. Howard and Jacobson are high school classmates. They graduated from Gateway High School in Aurora, Colorado in 1978. (U.S. Navy photo by Mass Communication Specialist 2nd Class George M. Bell/Released)