From left to right: Capt. Heather Ichord, Staff Sgt. Julie Seadler, Gunnery Sgt. Bernadette Shepard, and 2nd Lt. Katherine Lindbom. The four Marines are the first females to hold billets with 2nd Tank Battalion. “I’m challenged daily here and I enjoy it because it’s not the same day to day routine. It’s something new every day,” said Gunnery Sgt. Shepard, a native from Grand Rapids, Mich., the administrative chief for 2nd Tank Battalion.