This brand-new NFL Wilson composite football was autographed by Clinton Portis and comes with a proof photo. The signature, in silver paint pen, has been verified by Beckett Authentication Services (BAS). To verify, visit www.Beckett-Authentication.com and use the authentication number Y76996. Please click on images to enlarge. Browse our website for more authentic NFL & NCAA football collectibles. Notable career accomplishments include being a 2-time NFL Pro Bowl selection (2003 & 2008), winning the 2001 BCS National Championship with the Miami Hurricanes, and being selected 51st overall in the 2002 NFL Draft. Portis has played professionally for the Denver Broncos and Washington Redskins, as well as collegiately for the University of Miami Hurricanes.