Denver Broncos wide receiver Wes Welker (83) catches a pass during their practice session for the Super Bowl at the New York Jets Training Center in Florham Park, New Jersey, January 29, 2014. REUTERS/Ray Stubblebine (UNITED STATES - Tags: SPORT FOOTBALL) 

Denver Broncos wide receiver Wes Welker (front) scores a touchdown past Philadelphia Eagles safety Earl Wolff in the first quarter of their NFL football game in Denver September 29, 2013. REUTERS/Rick Wilking (UNITED STATES - Tags: SPORT FOOTBALL) 

New York Giants Terrell Thomas (R) breaks up a pass to Denver Broncos Wes Welker in the first quarter during their NFL football game in East Rutherford, New Jersey, September 15, 2013. REUTERS/Gary Hershorn (UNITED STATES - Tags: SPORT FOOTBALL) 

Denver Broncos wide receiver Wes Welker (83) and teammate center Manny Ramirez (66) hug after scoring a touchdown in the 3rd quarter against the Baltimore Ravens during their NFL football game in Denver, Colorado September 5, 2013. REUTERS/Rick Wilking (UNITED STATES - Tags: SPORT FOOTBALL) 

Denver Broncos' Wes Welker is all alone in the endzone for a 3rd quarter touchdown pass against the Baltimore Ravens during their NFL football game in Denver, Colorado September 5, 2013. REUTERS/Rick Wilking (UNITED STATES - Tags: SPORT FOOTBALL) 

Denver Broncos' Wes Welker (R) scores a 3rd quarter touchdown past Baltimore Ravens' Jimmy Smith (22) during their NFL football game in Denver, Colorado September 5, 2013. REUTERS/Rick Wilking (UNITED STATES - Tags: SPORT FOOTBALL) 

Denver Broncos' Wes Welker (L) scores a 3rd quarter touchdown past Baltimore Ravens' Jimmy Smith and Corey Graham (24) during their NFL football game in Denver, Colorado September 5, 2013. REUTERS/Rick Wilking (UNITED STATES - Tags: SPORT FOOTBALL) 

Denver Broncos Julius Thomas (80) reacts after scoring a touchdown as Baltimore Ravens Matt Elam (26) and Broncos teammate Wes Welker (83) look on during second quarter in their NFL football game in Denver September 5, 2013. REUTERS/Rick Wilking (UNITED STATES - Tags: SPORT FOOTBALL)

Denver Broncos Julius Thomas (80) reacts after scoring a touchdown as Baltimore Ravens Matt Elam (26) and Broncos teammate Wes Welker (83) look on during second quarter in their NFL football game in Denver September 5, 2013. REUTERS/Rick Wilking (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots wide receiver Wes Welker (83) gets away from Baltimore Ravens free safety Ed Reed (20) as linebacker Ray Lewis (52) looks on in the first half of the NFL AFC Championship football game in Foxborough, Massachusetts, January 20, 2013. REUTERS/Jim Young (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots quarterback Tom Brady passes for a first half touchdown to wide receiver Wes Welker (not shown) during the NFL AFC Championship football game against the Baltimore Ravens in Foxborough, Massachusetts, January 20, 2013. REUTERS/Adam Hunger (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots quarterback Tom Brady passes for a first half touchdown to wide receiver Wes Welker (not shown) during the NFL AFC Championship football game against the Baltimore Ravens in Foxborough, Massachusetts, January 20, 2013. REUTERS/Adam Hunger (UNITED STATES - Tags: SPORT FOOTBALL)

Baltimore Ravens outside linebacker Terrell Suggs (55) works to stop New England Patriots wide receiver Wes Welker (83) in the first half of the NFL AFC Championship football game in Foxborough, Massachusetts, January 20, 2013. REUTERS/Mike Segar (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots wide receiver Wes Welker scores a first half touchdown against the Baltimore Ravens in the NFL AFC Championship football game in Foxborough, Massachusetts, January 20, 2013. REUTERS/Jim Young (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots wide receiver Wes Welker (L) is brought down by Baltimore Ravens outside linebacker Albert McClellan and Sean Considine (37) during the first quarter in the NFL AFC Championship football game in Foxborough, Massachusetts, January 20, 2013. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots wide receiver Wes Welker (83) is brought down by Baltimore Ravens outside linebacker Albert McClellan during the first quarter in the NFL AFC Championship football game in Foxborough, Massachusetts January 20, 2013. REUTERS/Ray Stubblebine (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots wide receiver Wes Welker (R) misses a pass while being covered by Baltimore Ravens cornerback Corey Graham during the first quarter in the NFL AFC Championship football game in Foxborough, Massachusetts, January 20, 2013. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL)

Baltimore Ravens cornerback Corey Graham (L) breaks up a pass intended for New England Patriots wide receiver Wes Welker during the first quarter in the NFL AFC Championship football game in Foxborough, Massachusetts January 20, 2013. REUTERS/Ray Stubblebine (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots Shane Vereen (L) and Wes Welker (R) celebrate in the end zone after Vereen scored a touchdown on a pass from quarterback Tom Brady (not pictured) during the fourth quarter of their NFL AFC Divisional playoff football game against the Houston Texans in Foxborough, Massachusetts January 13, 2013. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots quarterback Tom Brady (12) throws a pass to receiver Wes Welker (83) during the third quarter of their NFL AFC Divisional playoff football game against the Houston Texans in Foxborough, Massachusetts January 13, 2013. REUTERS/Gretchen Ertl (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (83) makes a catch on a long pass from quarterback Tom Brady past Houston Texans' Glover Quin during the second quarter of their NFL AFC Divisional playoff football game in Foxborough, Massachusetts January 13, 2013. REUTERS/Gretchen Ertl (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (83) makes a catch on a long pass from quarterback Tom Brady past Houston Texans' Glover Quin during the second quarter of their NFL AFC Divisional playoff football game in Foxborough, Massachusetts January 13, 2013. REUTERS/Gretchen Ertl (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots receiver Wes Welker is tackled by Houston Texans defender Kareem Jackson during the first quarter in their NFL AFC Divisional playoff football game in Foxborough, Massachusetts January 13, 2013. REUTERS/Gretchen Ertl (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots' Wes Welker (bottom) can't keep a handle on an incomplete pass against Miami Dolphins' Sean Smith (24) during the second half of their NFL football game in Foxborough, Massachusetts December 30, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

(L-R) Miami Dolphins Sean Smith walks away as New England Patriots wide reciever Wes Welker celebrates his touch down with Patriots teammate Deion Branch during the first half of their NFL football game in Foxborough, Massachusetts December 30, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide reciever Wes Welker reacts after scoring a touch down against the Miami Dolphins during the first half of their NFL football game in Foxborough, Massachusetts December 30, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (R) scores a touchdown in front of Miami Dolphins Olivier Vernon (L) and Chris Clemons (C) during the first half of their NFL football game in Foxborough, Massachusetts December 30, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (R) makes it into the end zone under pressure from Jacksonville Jaguars cornerback Mike Harris during the second half of their NFL football game in Jacksonville, Florida December 23, 2012. REUTERS/Daron Dean (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (C) is tackled by Jacksonville Jaguars linebacker Kyle Bosworth (L) and cornerback Mike Harris (R) during the second half of their NFL football game in Jacksonville, Florida December 23, 2012. REUTERS/Daron Dean (UNITED STATES - Tags: SPORT FOOTBALL TPX IMAGES OF THE DAY) 

New England Patriots wide receiver Wes Welker (L) is tackled by Jacksonville Jaguars linebacker Russell Allen (R) during the first half of their NFL football game in Jacksonville, Florida December 23, 2012. REUTERS/Daron Dean (UNITED STATES - Tags: SPORT FOOTBALL) 

San Francisco 49ers cornerback Carlos Rogers (R) intercepts a pass intended for New England Patriots Wes Welker (83) during the first quarter of their NFL football game in Foxborough, Massachusetts December 16, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots quarterback Tom Brady (L), wide receiver Brandon Lloyd (C) and wide receiver Wes Welker celebrate after the Patriots scored a touchdown against the Houston Texans in the second half of their NFL football game in Foxborough, Massachusetts December 10, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (R) breaks away from Houston Texans safety Quintin Demps during the first half of their NFL football game in Foxborough, Massachusetts December 10, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (R) runs away from Houston Texans defensive tackle Shaun Cody during the first half of their NFL football game in Foxborough, Massachusetts December 10, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots' wide receiver Wes Welker (R) picks up yardage against the Miami Dolphins during the second quarter of their NFL football game in Miami Gardens, Florida December 2, 2012. REUTERS/Andrew Innerarity (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots' wide receiver Wes Welker (R) runs through the end zone to score, as Miami Dolphins' cornerback R.J. Stanford gives chase in the second quarter of their NFL football game in Miami Gardens, Florida December 2, 2012. REUTERS/Andrew Innerarity (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (L) and New England Patriots wide receiver Julian Edelman celebrate Edelman's TD against the New York Jets during their NFL football game in East Rutherford, New Jersey, November 22, 2012. REUTERS/Gary Hershorn (UNITED STATES - Tags: SPORT FOOTBALL)

New England Patriots wide receiver Wes Welker (bottom) is tackled by Indianapolis Colts' Jerrell Freeman during the first half of their NFL football game in Foxborough, Massachusetts November 18, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (R) tries to elude Buffalo Bills defenders Nick Barnett and Justin Rogers (L) during the third quarter of their NFL football game in Foxborough, Massachusetts, November 11, 2012. REUTERS/Dominick Reuter (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (R) attempts to avoid the tackle from Seattle Seahawks corner back Marcus Trufant after a pass catch, during the second quarter of their NFL football game in Seattle, Washington, October 14, 2012. REUTERS/Robert Sorbo (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker smiles after scoring a touchdown on a 46-yard pass thrown by starting quarterback Tom Brady during the first quarter of their NFL football game against the Seattle Seahawks in Seattle, Washington, October 14, 2012. REUTERS/Robert Sorbo (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots quarterback Tom Brady (L) celebrates with Patriots wide receiver Wes Welker (R) after Welker scored a touchdown against the Denver Broncos during the first quarter of their NFL football game in Foxborough, Massachusetts October 7, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (83) celebrates Rob Gronkowski's (87) touchdown against the Buffalo Bills in the fourth quarter of their NFL football game in Orchard Park, New York September 30, 2012. REUTERS/Doug Benz (UNITED STATES - Tags: SPORT FOOTBALL) 

Buffalo Bills linebacker Nick Barnett (50) takes down New England Patriots wide receiver Wes Welker (83) in the first quarter of their NFL football game in Orchard Park, New York September 30, 2012. REUTERS/Doug Benz (UNITED STATES - Tags: SPORT FOOTBALL) 

Buffalo Bills linebacker Nick Barnett (50) takes down New England Patriots wide receiver Wes Welker (83) in the first quarter of their NFL football game in Orchard Park, New York September 30, 2012. REUTERS/Doug Benz (UNITED STATES - Tags: SPORT FOOTBALL) 

Baltimore Ravens cornerback Lardarius Webb (21) wraps up New England Patriots receiver Wes Welker (L) as he fails to reach the end zone on a play during the second half of their NFL football game in Baltimore, Maryland, September 23, 2012. REUTERS/Jonathan Ernst (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots tight end Aaron Hernandez (R) celebrates his touchdown against the New York Giants with teammate Wes Welker during the third quarter
in the NFL Super Bowl XLVI football game in Indianapolis, Indiana, February 5, 2012. REUTERS/Mike Segar (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots tight end Aaron Hernandez (L) celebrates his touchdown against the New York Giants with teammate Wes Welker (R) during the third quarter
in the NFL Super Bowl XLVI football game in Indianapolis, Indiana, February 5, 2012. REUTERS/Mike Segar (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots tight end Aaron Hernandez (L) celebrates his touchdown against the New York Giants with teammate Wes Welker during the third quarter
in the NFL Super Bowl XLVI football game in Indianapolis, Indiana, February 5, 2012. REUTERS/Lucy Nicholson (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker makes a catch on New York Giants cornerback Aaron Ross in the second quarter of the NFL Super Bowl XLVI football game in Indianapolis, Indiana, February 5, 2012. REUTERS/Jeff Haynes (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker is chased down by New York Giants outside linebacker Michael Boley in the second quarter of the NFL Super Bowl XLVI football game in Indianapolis, Indiana, February 5, 2012. REUTERS/Jim Young (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots quarterback Tom Brady (L) talks with teammate Rob Gronkowski (2nd L) as Deion Branch and Wes Welker (R) look on before they play the New York Giants
in the NFL Super Bowl XLVI football game in Indianapolis, Indiana, February 5, 2012. REUTERS/Mike Segar (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots quarterback Tom Brady (L) and wide receiver Wes Welker smile during the Super Bowl send-off event for the New England Patriots at Gilette Stadium in Foxborough, Massachusetts January 29, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (L) and quarterback Tom Brady take to the field during a Super Bowl send-off event for the New England Patriots at Gilette Stadium in Foxborough, Massachusetts January 29, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SPORT FOOTBALL) 

Baltimore Ravens strong safety Bernard Pollard tackles New England Patriots wide receiver Wes Welker during their NFL AFC Championship football game in Foxborough, Massachusetts, January 22, 2012. REUTERS/Adam Hunger (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots' Deion Branch (L) celebrates his touchdown with teammate Wes Welker during the second quarter of their NFL AFC Divisional playoff football game against the Denver Broncos in Foxborough, Massachusetts, January 14, 2012. REUTERS/Adam Hunger (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots tight end Rob Gronkowski (L) celebrates with teammates Wes Welker and Tiquan Underwood during the second quarter of their NFL AFC Divisional playoff football game in Foxborough, Massachusetts, January 14, 2012. REUTERS/Adam Hunger (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker (bottom) is tackled by Miami Dolphins safety Reshad Jones during the third quarter of their NFL football game in Foxborough, Massachusetts December 24, 2011. REUTERS/Adam Hunger (UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots wide receiver Wes Welker runs after a catch against the Miami Dolphins during the fourth quarter of their NFL football game in Foxborough, Massachusetts December 24, 2011. REUTERS/Adam Hunger(UNITED STATES - Tags: SPORT FOOTBALL) 

New England Patriots receiver Wes Welker (83) and teammate Rob Gronkowski (R) celebrate Welker's touchdown against the Washington Redskins during the second half of their NFL football game in Landover, Maryland, December 11, 2011. REUTERS/Jonathan Ernst (UNITED STATES - Tags: SPORT FOOTBALL)