Racing PositionsQB shuffle: Ravens sign Lewis, waive Vaughan9YJamison Hensley49ers set for complete quarterback makeover9YNick WagonerKaaya vs. Douglas is matchup to watch in Russell Athletic Bowl10YESPN Stats & Information49ers working to keep free agents but lack building blocks10YNick WagonerObjective No. 1 for 49ers: Get through Broncos game without another QB injury10YNick WagonerChristian Ponder hoping to catch up quickly with 49ers10YNick WagonerMore than one quarterback competition to watch as 49ers open preseason10YNick WagonerBlaine Gabbert, Colin Kaepernick co-starters on first 49ers depth chart10YNick WagonerNew 49ers QB Thad Lewis: Chip Kelly a 'very smart, intelligent man'10YPaul GutierrezLewis signs with 49ers, is fourth QB on roster10Y
