In this June 12, 2014 file photo, Tennessee Titans' Leon Washington stretches during NFL football practice in Nashville, Tenn. Washington is among a group of players that should improve the team's kick return game. (AP Photo/Mark Humphrey, File)
Titans loaded up with Pro Bowl options at returner
In this June 12, 2014 file photo, Tennessee Titans' Leon Washington stretches during NFL football practice in Nashville, Tenn. Washington is among a group of...
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New Orleans Saints' Jairus Byrd (31) catches a pass during NFL football training camp in White Sulphur Springs, W. Va., Friday, July 25, 2014. (AP Photo/Chris Tilley)
Saints S Jairus Byrd practices for 1st time
New Orleans Saints' Jairus Byrd (31) catches a pass during NFL football training camp in White Sulphur Springs, W. Va., Friday, July 25, 2014. (AP Photo/Chris...
San Francisco 49ers quarterback Colin Kaepernick (7) is videoed as he throws during an NFL football training camp on Friday, July 25, 2014, in Santa Clara, Calif. (AP Photo)
49ers WR Brandon Lloyd enjoying return to NFL
San Francisco 49ers quarterback Colin Kaepernick (7) is videoed as he throws during an NFL football training camp on Friday, July 25, 2014, in Santa Clara, Calif....
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Arizona Cardinals' Michael Floyd, right, makes a catch in front of Tony Jefferson during the first day of NFL football training camp on Saturday, July 26, 2014, in Glendale, Ariz. (AP Photo/Ross D. Franklin)
Michael Floyd emerging as big threat for Cardinals
Arizona Cardinals' Michael Floyd, right, makes a catch in front of Tony Jefferson during the first day of NFL football training camp on Saturday, July 26, 2014,...
Dallas Cowboys quarterback Tony Romo (9) throws a pass as the offense runs a play during NFL football training camp on Saturday, July 26, 2014, in Oxnard, Calif. (AP Photo/Gus Ruelas)
Romo skips full-pad session for 1st time at camp
Dallas Cowboys quarterback Tony Romo (9) throws a pass as the offense runs a play during NFL football training camp on Saturday, July 26, 2014, in Oxnard, Calif....
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Tennessee Titans running back Shonn Greene (23) stretches during an NFL football training camp on Saturday, July 26, 2014, in Nashville, Tenn. (AP Photo/Mark Humphrey)
Titans RB Greene sits out practice, rehabs on side
Tennessee Titans running back Shonn Greene (23) stretches during an NFL football training camp on Saturday, July 26, 2014, in Nashville, Tenn. (AP Photo/Mark...
Detroit Lions quarterback Matthew Stafford throws during a NFL football training camp in Allen Park, Mich., Tuesday, July 29, 2014. (AP Photo/Paul Sancya)
Lions QB Matthew Stafford looking to bounce back
Detroit Lions quarterback Matthew Stafford throws during a NFL football training camp in Allen Park, Mich., Tuesday, July 29, 2014. (AP Photo/Paul Sancya)
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Atlanta Falcons quarterback Matt Ryan (2) throws during an NFL football training camp Tuesday, July 29, 2014 in Flowery Branch, Ga.  For the first time, Ryan is trying to lead the Falcons back from a losing season, and he is without one of his top targets, tight end Tony Gonzalez, who has retired.  (AP Photo/John Bazemore)
QB Ryan takes teaching role for Falcons offense
Atlanta Falcons quarterback Matt Ryan (2) throws during an NFL football training camp Tuesday, July 29, 2014 in Flowery Branch, Ga. For the first time, Ryan is...
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St. Louis Rams defensive end Michael Sam straps on his helmet during training camp at the NFL football team's practice facility Saturday, July 26, 2014, in St. Louis. (AP Photo/Jeff Roberson)
Sam factor prepares Rams for sensitivity session
St. Louis Rams defensive end Michael Sam straps on his helmet during training camp at the NFL football team's practice facility Saturday, July 26, 2014, in St....
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