The U.S. Air Force Honor Guard stands in formation prior to marching in the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. The group marched alongside the Army, Navy, Coast Guard and Marine honor guards for the half-mile-long parade. (U.S. Air Force photo by Senior Airman Jordyn Fetter)

The U.S. Air Force Honor Guard lines up at attention prior to the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. In addition to the appearance of all the military service’s honor guards, the event also hosted a car show, dog show and musical performances. (U.S. Air Force photo by Senior Airman Jordyn Fetter)

An honor guard composed of members from the Air Force, Army, Coast Guard, Navy and Marines marches in the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. In addition to participating in community events like parades, the ceremonial honor guard flights perform an average of 10 ceremonies each day to represent Airmen to the American public and the world. (U.S. Air Force photo by Senior Airman Jordyn Fetter)

Airman 1st Class Joron Foster, U.S. Air Force Honor Guard member, stands at attention after marching in the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. In addition to the appearance of all the military service’s honor guards, the event also hosted a car show, dog show and musical performances. (U.S. Air Force photo by Senior Airman Jordyn Fetter)

The U.S. Air Force Honor Guard marches in the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. The flight was composed of approximately 25 Airmen who serve to promote the Air Force mission by showcasing drill performances to recruit, retain and inspire. (U.S. Air Force photo by Senior Airman Jordyn Fetter)

Senior Master Sgt. Robert Jones, U.S. Air Force Honor Guard operations superintendent, shouts a command during the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. In order to precisely follow these commands, ceremonial guardsmen go through an eight-week training program that teaches drill, discipline and standards. (U.S. Air Force photo by Senior Airman Jordyn Fetter)

Audience members watch the U.S. Air Force Honor Guard march in the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. The group marched alongside the Army, Navy, Coast Guard and Marine honor guards for the half-mile-long parade. (U.S. Air Force photo by Senior Airman Jordyn Fetter)

The U.S. Air Force Honor Guard marches past a musical performing stage during the 2017 Saint Patrick’s Day Parade in Alexandria, Va., March 4, 2017. The flight was composed of approximately 25 Airmen who serve to promote the Air Force mission by showcasing drill performances to recruit, retain and inspire. (U.S. Air Force photo by Senior Airman Jordyn Fetter)