Raiders’ Culpepper makes case to start

Lane Kiffin hoped one of his quarterbacks would make it obvious in the preseason who should start when the regular season begins. Halfway through the exhibition season, Daunte Culpepper is doing his best to be that player. Culpepper outplayed Andrew Walter and Josh McCown in Saturday night’s 26-21 loss to the San Francisco 49ers, throwing two touchdown passes and showing he can still run a little…