QB Davis' perseverance is paying off with 49ers

SANTA CLARA – Ever since February's NFL combine, the name "Nate Davis" has been followed by the caveat "learning disability." It was the reason Davis, once projected as a second-round draft pick, fell all the way to the bottom of the fifth round. It was the reason the 49ers this spring felt they would be able to stash Davis on their practice squad in 2009. After all, what NFL team in its right mind would raid the San Francisco practice squad for a quarterback who would be unable to pick up the playbook? The answer today: most of them. The plan to keep Davis under wraps this season started to unravel at the end of the third quarter Saturday against Dallas when Davis entered the game and promptly led the 49ers on a 10-play, 88-yard touchdown drive. The plan was gone for good by the end of the fourth quarter when Davis engineered another long touchdown drive that won the game for the 49ers. In between were the types of throws that A.) haven'...