Arizona Cardinals quarterback Drew Stanton sprained his knee during Thursday night's 22-16 loss to the? Seattle Seahawks?and could miss a game or two, team sources told ESPN. Blaine Gabbert will start at Houston in Week 11 if Stanton is unable to play, sources said. The Cardinals will also sign quarterback Matt Barkley, who had a previous stint in Arizona. The Cardinals already have lost starter Carson Palmer,?who?is on injured reserve with a broken arm.