Heart disease doesn’t have a “look.” If it did, Master Sergeant Chris Clifton, 42, certainly wouldn’t fit the description. Last October, his unit – the 219th Engineering Installation Squadron with the 138th Fighter Wing of the Tulsa Air National Guard – was scheduled to deploy to Japan. Clifton had given up his spot, so that a younger airman could gain that experience. That meant he was home to complete his upcoming annual physical training test required by the Air Force. “I was feeling good that morning,” he recalls.