SARATOGA SPRINGS, N.Y., April 30, 2008 – The Army Physical Fitness Test would be a lot more demanding if “Sgt. Ken” was in charge. It would, in his world, gauge soldiers’ ability to do a lot more than perform a mandatory number of push-ups and sit-ups in two minutes and run two miles within a required time. The test would determine soldiers’ fitness for combat, if Sgt. Ken had his way. Tennessee Army National Guard Staff Sgt. Ken Weichert leads Army and Air Guard senior enlisted leaders through a strenuous workout in Saratoga Springs, N.Y., in April. He is...