Florida tried to address that last year by hiring respected quarterbacks coach Scott Loeffler from the pro ranks, practicing with Tebow under center and having him take a handful of "conventional" snaps in a few games, all with an eye to making the most celebrated college player in modern history a more viable prospect to the skeptics. But when he showed up Monday for the first day of heavy scrutiny at the Senior Bowl, all the old alarm bells started ringing at maximum volume -- Tebow reportedly flubbed his first snap from center, and it only got uglier from there: Performing drills with fellow South team quarterbacks Zac Robinson of Oklahoma State and Jarrett Brown of West Virginia, Tebow [fumbled 6 of the first 11 snaps] and it got uglier from there: Later in team drills, Tebow fell into his same old habits — holding onto the ball too long, locking onto receivers and throwing wobbly passes. The scouts noticed. "He looks like the third QB out there," one NFC South talent evaluator said.