LANGLEY AIR FORCE BASE, Va. -- Airman 1st Class Amber Boyd, 633d Security Forces squadron installation entry controller, puts on a kevlar vest on her son Elijah Tidwell at the Base Exchange parking lot May 9. The display was part of the National Police Week celebration, paying tribute to law enforcement officers who lost their lives in the line of duty. (U.S. Air Force photo/Airman 1st Class Gul Crockett)