FIVE POSITION BATTLES RIGHT TACKLE The candidates: Stephon Heyer, Mike Williams and Jeremy Bridges The favorite: Heyer. He won the job in training camp last year but got injured. He resurfaced during the season and started the final three games at left tackle. Analysis: Williams has 47 NFL starts - but none since 2005. He's been out of football for two years and is just now getting into playing condition. He's worked his way down to 337 pounds, but it's uncertain how he will handle the rigors of camp. Bridges has 39 starts, but most of his regular playing time ... Email