Slope Slog May 16, 2019 U.S. Air Force security forces trainees help each other during the rigorous 3-mile “Three Bear” ruck march May 13, 2019, at Joint Base San Antonio-Camp Bullis, Texas, in support of National Police Week May 13-17. National Police Week is a time honoring those who have sworn to protect and defend, as well as, pay 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) Air Force security forces trainees help each other during a 3-mile ruck march to commemorate National Police Week at Joint Base San Antonio