Wounded veterans rediscovering themselves through tennis Facebook Twitter Google+ LinkedIn Wounded warriors Capt. Mitchell Kieffer, Staff Sgt. Gideon Connelly and Stephen Otero are three of the 280 ball persons working at the US Open this year. The three veterans come from different cities, different backgrounds and different military careers. But they share a common bond of using sport to rehabilitate from injuries after meeting in 2013 at the Olympic Training Center in Colorado Springs, Colo., a short drive south of the United States Air Force Academy. In this special feature and interview from US Open Daily, Mary Carillo sits down with Gideon Connelly and Stephen Otero, American military veterans who are working the 2016 US Open as ball boys.