BATTLE CREEK, Mich. -- It's been at least six years since the last woman graduated from the Michigan Army National Guard 's Officer Candidate School. That was one motivating factor for 2nd Lt. Samantha Swiatek. The other, she said, was that her grandfather, Harold Yarrington, would be there to salute her after graduation. Swiatek graduated Officer Candidate School on Sunday, April 13. Her 93-year-old veteran grandfather had the honor of being her first salute at the Fort Custer graduation