A diamond on a shirt and circuit track
Master Sergeant Shanti Leiker, 22nd Communications Squadron first sergeant, skates at a roller derby game, May 1, 2014, at Wichita, Kan. She is the Heartland Havoc’s only active duty service member and skates under the track name, “Diamond Sk8ter,” originating from the first sergeant diamond patch on her military uniform. (U.S. Air Force photo/Airman 1st Class John Linzmeier)