After missing all but one half of last season, Tom Brady's return to the three-time Super Bowl champion Patriots is arguably the season's biggest quarterback story. (AP Photo/Mel Evans)

The Jets made an aggressive draft-day move, trading up in the first round to select Mark Sanchez to be the team's future franchise quarterback. (AP Photo/Evan Pinkus)

New coach Eric Mangini re-opened the quarterback competition in Cleveland, where Derek Anderson and Brady Quinn tried to win their new coach's heart. (AP Photo/Mark Duncan)

With Vince Young seemingly stuck behind veteran QB Kerry Collins, could the Titans be tempted to trade the former face of the franchise? (AP Photo/John Russell)

This offseason, Peyton Manning lost the only offensive coordinator he's played under in the NFL -- Tom Moore. (AP Photo/Michael Conroy, File)

When the Broncos' incumbent quarterback Jay Cutler demanded a trade, Kyle Orton -- a former starter in Chicago -- landed in Denver. (AP Photo/Greg Trott)

Matt Cassel's trade to Kansas City -- and preceding trade rumors to Denver -- helped set in motion a chain of events that also put Jay Cutler in Chicago. (AP Photo/Ed Zurga)

JaMarcus Russell hasn't exactly delivered on the promise normally associated with a No. 1 overall pick, so Jeff Garcia was brought in to help push the youngster to improve. (AP Photo/Jeff Chiu)

Added pressure will be on Tony Romo this season, as he faces a pivotal season without star WR Terrell Owens. (AP Photo/Paul Spinelli)

Hoping Donovan McNabb can lead the Eagles back to the Super Bowl, Philadelphia restructured the final two seasons of the quarterback's contract. (AP Photo/Michael Perez)

Jason Campbell appears to be entering a make-or-break season in Washington. (AP Photo/Gail Burton)

When the words "Matt Cassel" and "Broncos" became associated in offseason trade rumors, it was Jay Cutler whose ego took a beating, which prompted a trade to Chicago. (AP Photo/ David Duprey)

Seven years after selecting Joey Harrington to be the franchise quarterback, the Lions picked Matthew Stafford No. 1 overall as the latest hope to turn the franchise's fortunes around. (AP Photo/Duane Burleson)

Brett Favre's on-again, off-again retirement came to end in August, when the future Hall-of-Fame quarterback unretired again to join the Vikings. (AP Photo/Hannah Foslien)

Questions surround Jake Delhomme's ability to lead the Panthers back to the Super Bowl following a dismal, six-turnover performance in the divisional playoffs. (AP Photo/Bill Kostroun)

For the second time in the first round of the 2009 draft, the Browns made a trade with a team aiming to get a future franchise quarterback, in this case it was the Buccaneers picking Josh Freeman. (AP Photo/John Russell)

Coming off of a 3-13 season in 2007 and a 2-14 season in 2008, the Rams are hoping Marc Bulger can help turn the woebegone Rams back into winners. (AP Photo/Bill Kostroun)

A journeyman backup -- Shaun Hill and a former No. 1 overall pick -- Alex Smith -- make for an intriguing quarterback situation in San Francisco. (AP Photo/Jeff Chiu)

Coming off an injury-riddled 2008 season, Matt Hasselbeck is back, and the Seahawks hope winning football games is too. (AP Photo/Paul Spinelli)

The Bills made an offseason move for Terrell Owens, hoping his talents can help Trent Edwards' progress as a pro quarterback. (Ben Liebenberg/NFL.com)

The "Wildcat" may be here to stay in Miami, where the Dolphins added the dynamic talents of Pat White in the draft. (AP Photo/J Pat Carter)

Carson Palmer is the Bengals' biggest concern heading into the season opener on Sept. 13. He missed a dozen games last season because of a torn ligament and tendon in his passing elbow. (AP Photo/Bill Kostroun)

The last time the Steelers won the Super Bowl, they also failed to make the playoffs in the following season. Ben Roethlisberger is determined to not let that happen again. (AP Photo/Keith Srakocic)

Kurt Warner showed his former "Greatest Show on Turf" magic, leading the Cardinals to the Super Bowl. Now, the team has invested in his aging arm hoping for one for magical ride. (AP Photo/Gene J. Puskar)