The American flag flies at half-staff in front of the

The American flag flies at half-staff in front of the Security Forces Museum during the Candlelight Vigil, May 15, 2019, at Joint Base San Antonio-Lackland, in support of National Police Week May 13-17. The Candlelight Vigil is a signature event of National Police Week in Washington, DC. National Police Week honors those who have sworn to protect and defend, and pays special recognition to those law enforcement officers who have lost their lives in the line of duty for the safety and protection of others. (U.S. Air Force photo by Sarayuth Pinthong)