RG3 set to make pro debut Sunday, one of 12 Bears in the NFL
…ries. The former BU QB is also one of 11 NFL rookies being followed for an online series from NFL Films and Gatorade titled “Everything to Prove.” New episodes will be posted on NFL.com throughout the season; here’s a preview, featuring the 2011 Heisman Trophy winner attempting to narrate a bus tour through his new hometown. Sic ’em, RG3! [BONUS: We tweeted this a couple of weeks ago, but never blogged it — Did you see the ad Baylor took out in th…