Quarterback Peyton Manning poses with his uniform during a news conference announcing his contract with the Denver Broncos on March 20, 2012, in Englewood. Manning, entering his 15th NFL season, was released by the Indianapolis Colts on March 7, 2012, where he had played his whole career. (Photo by Doug Pensinger/Getty Images)
Peyton Manning
First overall pick in the 1998 NFL Draft Peyton Manning shows off his jersey after being selected by the Indianapolis Colts at Madison Square Garden in Manhattan, New York. (credit: Ezra C. Shaw/Allsport/Getty Images)
Peyton Manning
Quarterback Peyton Manning of the Tennessee Volunteers looks on during a game against the Florida Gators at Neyland Stadium in Knoxville, Tenn., on Sept. 21, 1996. (credit: Jonathan Daniel/Allsport/Getty Images)
Peyton Manning
Quarterback Peyton Manning of the Denver Broncos drops back to pass against the Oakland Raiders during game at Sports Authority Field at Mile High on Dec. 28, 2014 in Denver, Colorado. (Photo by Doug Pensinger/Getty Images)
Peyton Manning
Quarterback Peyton Manning #18 of the Denver Broncos celebrates his record-breaking 509th career touchdown pass on the sideline with tight end Jacob Tamme #84 during a game against the San Francisco 49ers at Sports Authority Field at Mile High on Oct. 19, 2014. (Photo by Dustin Bradford/Getty Images)
Peyton Manning - NFL Rookie Shoot
Peyton Manning of the Indianapolis Colts poses for a portrait during a rookie shoot at the Citrus Bowl on May 20, 1998 in Orlando, Florida. (Photo by Peter J.Taylor/GettyImages)
Peyton Manning Through The Years
Peyton Manning and Indianapolis Colts owner Jim Irsay attend a press conference announcing that the Colts would release Manning on March 7, 2012 in Indianapolis. (Photo by Joey Foley/Getty Images)
Peyton Manning and Andrew Luck
Quarterback Peyton Manning of the Denver Broncos and quarterback Andrew Luck of the Indianapolis Colts meet on the field after a game at Sports Authority Field at Mile High on Sept. 7, 2014, in Denver. (credit: Justin Edmonds/Getty Images)
Peyton Manning
Peyton Manning #18 of the Denver Broncos celebrates with the Lamar Hunt Trophy after they defeated the New England Patriots 26 to 16 in the AFC Championship game at Sports Authority Field at Mile High on Jan. 19, 2014 in Denver. (Photo by Jamie Squire/Getty Images)
Super Bowl XLI: Indianapolis Colts v Chicago Bears
Quarterback Peyton Manning #18 of the Indianapolis Colts celebrates with the Vince Lombardi Super Bowl trophy after winning the Super Bowl XLI 29-17 over the Chicago Bears on February 4, 2007 at Dolphin Stadium in Miami Gardens, Florida. (Photo by Jed Jacobsohn/Getty Images)
Broncos v Colts
Quarterback Peyton Manning #18 of the Indianapolis Colts speaks to quarterback Jake Plummer #16 of the Denver Broncos during the AFC playoff game on January 4, 2004 at the RCA Dome in Indianapolis, Indiana. The Colts beat the Broncos 41-10. (Photo by Donald Miralle/Getty Images)
Denver Broncos Introduce Peyton Manning
Quarterback Peyton Manning poses with Denver Broncos executive vice president of football operations John Elway during a news conference announcing Manning's contract with the Denver Broncos in the team meeting room at the Paul D. Bowlen Memorial Broncos Centre on March 20, 2012 in Englewood. Manning, entering his 15th NFL season, was released by the Indianapolis Colts on March 7, 2012, where he had played his whole career. (credit: Justin Edmonds/Getty Images)
John Fox and Peyton Manning
Head coach John Fox of the Denver Broncos greets quarterback Peyton Manning #18 of the Denver Broncos as he warms up before the game against the Seattle Seahawks at CenturyLink Field on Sept. 21, 2014, in Seattle. (credit: Otto Greule Jr/Getty Images)
Broncos v Colts X Manning
Peyton Manning #18 of the Indianapolis Colts signals to his lineman during his NFL game with the Denver Broncos at the RCA Dome in Indianapolis on Jan. 6, 2002. (credit: Ron Hoskins\Getty Images)
Broncos v Colts
Quarterback Peyton Manning #18 of the Indianapolis Colts speaks to head coach Mike Shanahan of the Denver Broncos after the Colts defeated the Broncos 41-10 in their AFC Playoff Game on January 4, 2004 at the RCA Dome in Indianapolis, Indiana. (Photo by Donald Miralle/Getty Images)
LSU Tigers v UCLA Bruins
NFL quarterbacks and brothers Eli Manning of the New York Giants and Peyton Manning of the Indianapolis Colts watch the UCLA Bruins take on the LSU Tigers during the semifinal game of the NCAA Men's Final Four on April 1, 2006 at the RCA Dome in Indianapolis, Indiana. (Photo by Streeter Lecka/Getty Images)
Indianapolis Colts v Denver Broncos
Quarterback Peyton Manning #18 of the Indianapolis Colts gets rid of a pass as he is hit by defensive lineman Kevin Vickerson #99 and linebacker Robert Ayers #56 of the Denver Broncos at INVESCO Field at Mile High on September 26, 2010 in Denver, Colorado. The Colts defeated the Broncos 27-13. (Photo by Doug Pensinger/Getty Images)
Indianapolis Colts v Denver Broncos
Quarterback Peyton Manning #18 of the Indianapolis Colts and quarterback Tim Tebow #15 of the Denver Broncos meet at midfield after the game at INVESCO Field at Mile High on September 26, 2010 in Denver, Colorado. The Colts defeated the Broncos 27-13 (Photo by Doug Pensinger/Getty Images)
Denver Broncos vs Indianapolis Colts
Quarterback Peyton Manning #18 of the Indianapolis Colts signals to his team during the fourth quarter against the Denver Broncos in the AFC Wildcard playoff game at the RCA Dome on January 9, 2005 in Indianapolis, Indiana. The Colts defeated the Broncos 49-24. (Photo by Al Bello/Getty Images)
Chargers V Colts
Quarterback Ryan Leaf #16 of the San Diego Chargers greets quarterback Peyton Manning #18 of the Indianapolis Colts Oct. 4, 1998, following a game at the RCA Dome in Indianapolis, Indiana. The Colts defeated the Chargers 17-12. (credit: Getty Images)
South Carolina Gamecocks v Tennessee Volunteers
Former Tennesse quarterback Peyton Manning (Photo by Streeter Lecka/Getty Images)
Super Bowl XLVI - Media Day
A fan holds up a t-shirt which reads "got Peyton" in reference to quarterback Peyton Manning of the Indianapolis Colts during Media Day ahead of Super Bowl XLVI between the New England Patriots and the New York Giants at Lucas Oil Stadium on January 31, 2012 in Indianapolis, Indiana. (Photo by Scott Halleran/Getty Images)
Atlanta Falcons v Indianapolis Colts
Peyton Manning of the Indianapolis Colts looks on along with head coach Jim Caldwell and offensive coordinator Clyde Christensen during the game against the Atlanta Falcons at Lucas Oil Stadium on November 6, 2011 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images)
Denver Broncos vs Indianapolis Colts
Quarterback Peyton Manning #18 of the Indianapolis Colts holds onto the ball in the endzone for a touchdown against the Denver Broncos giving the Colts a 35-3 lead in the second quarter during the AFC Wildcard playoff game at the RCA Dome on January 9, 2005 in Indianapolis, Indiana. (Photo by Elsa/Getty Images)
Colts v Jaguars
Quarterback Peyton Manning #18 of the Indianapolis Colts talks with wide receiver Marvin Harrison #88 during the game against the Jacksonville Jaguars on September 8, 2002 at Alltel Stadium in Jacksonville, Florida. The Colts won 28-25. (Photo by Andy Lyons/Getty Images)
Dallas Cowboys defensive end Kavika Pittman (L) kn
Dallas Cowboys defensive end Kavika Pittman (L) knocks down a pass thrown by Indianapolis Colts quarterback Peyton Manning (R) during first half play in their 31 October 1999 game at the RCA Dome in Indianapolis, Indiana. (credit: JOHN RUTHROFF/AFP/Getty Images)
Auburn v Tennessee
Quarterback Peyton Manning #16 of Tennessee celebrates after the Volunteers 30-29 win over Auburn in the SEC Championship Dec. 6, 1997, at the Georgia Dome in Atlanta. (credit: Getty Images)
New England Patriots v Indianapolis Colts
A fan of the Indianapolis Colts hold sup a sign in support of quarterback Peyton Manning #18 against the New England Patriots on November 4, 2007 at the RCA Dome in Indianapolis, Indiana. The Patriots won 24-20. (Photo by Andy Lyons/Getty Images)
Super Bowl XLI: Indianapolis Colts v Chicago Bears
Peyton Manning #18 of the Indianapolis Colts looks to pass against the Chicago Bears during Super Bowl XLI on February 4, 2007 at Dolphin Stadium in Miami Gardens, Florida. (Photo by Eliot J. Schechter/Getty Images)
AFC Championship - New England Patriots v Indianapolis Colts
Head coach Tony Dungy of the Indianapolis Colts celebrates with quarterback Peyton Manning #18 after their team defeated the New England Patriots 38-34 in the AFC Championship Game on January 21, 2007 at the RCA Dome in Indianapolis, Indiana. (Photo by Doug Benc/Getty Images)
Super Bowl XLI: Indianapolis Colts v Chicago Bears
Fans of Peyton Manning and the Indianapolis Colts display a sign before Super Bowl XLI against the Chicago Bears on February 4, 2007 at Dolphin Stadium in Miami Gardens, Florida. (Photo by Jed Jacobsohn/Getty Images)
Walter Payton NFL Man of the Year Announcement
Peyton Manning of the Indianapolis Colts holds the Walter Payton Man of the Year trophy during a press conference on February 3, 2006 at the Renaissance Center in Detroit, Michigan. (Photo by Jonathan Daniel/Getty Images)
Peyton Manning Tennessee
Quarterback Peyton Manning of the University of Tennessee stands with his father Archie Manning during the Volunteers 52-14 win over Mississippi State at Neyland Stadium in Knoxville, Tenn., on Sept. 23, 1995. (credit: Jamie Squire/Allsport/Getty Images)
AFC Championship: New York Jets v Indianapolis Colts
Head coach Jim Caldwell hands quarterback Peyton Manning #18 of the Indianapolis Colts the Lamar Hunt trophy after the Colts defeated the New York Jets 30-17 to win the AFC Championship Game at Lucas Oil Stadium on January 24, 2010 in Indianapolis, Indiana. (Photo by Elsa/Getty Images)
Peyton Manning
Quarterback Peyton Manning of the Tennessee Volunteers prepares to pass the ball during a game Oct. 11, 1997, against the Georgia Bulldogs at Neyland Stadium in Knoxville, Tennessee. Tennessee won the game 38-13. (Credit: Craig Jones/Allsport/Getty Images)
Indianapolis Colts vs New York Giants - September 10, 2006
Indianapolis Colts quarterback Peyton Manning calls the play in the huddle. The Indianapolis Colts beat the New York Giants by a Score of 26 to 21 at Giants Stadium, The Meadowlands, East Rutherford, NJ., September 10, 2006. (Photo by Rich Gabrielson/NFLPhotoLibrary)