While discussing former sailor Kyle Eckel’s return appearance to the Super Bowl, a co-worker asked me: How many guys who’ve played in the Super Bowl have also served in the military? All I could think of the top of my head were legendary Cowboys quarterback Roger Staubach, Rocky Bleier, the Steelers running back who returned to play after being wounded in Vietnam, Chad Hennings, the Cowboys defensive lineman who flew A-1os in the Air Force, and Paul Hornung, the Green Bay Packers Hall of Famer who almost missed the 1961 NFL championship game because of his duty in the Army…