SANTA CLARA, Calif. (AP) — Over all those years and thousands of practice snaps, the stingy San Francisco defense never got to put a hit on Alex Smith. And this is a group known for its vicious blows, from sack man Aldon Smith at linebacker to pounding safety Donte Whitner. So, no surprise Smith's former teammates on the opposite side of the ball will be salivating to finally chase down the quarterback when they face him and the Chiefs in a preseason game at Kansas City on Friday night.