Heisman Trophy winner Vinny Testaverde of the University of Miami is timed in the 40-yard dash at the National Football League's combine camp in Indianapolis on Saturday, Jan. 31, 1987. Testaverde is expected to be the first player picked in the NFL draft in April. (AP Photo/Don Larson)

Rod Woodson of Purdue University loses control of the ball during the skills tests at the national Football League's combine camp in Indianapolis, Ind., Jan. 30, 1987. (AP Photo/Michael Conroy)

Running back Steven Jackson, of Oregon State, walks along the sidelines as other players run through drills at the NFL combine in Indianapolis, Sunday, Feb. 22, 2004. Jackson did not take part in the workouts at the combine. (AP Photo/Michael Conroy)

Running back Jarrett Payton, from Miami, son of NFL legend Walter Payton, looks over at his father's game jersey as he worked out at the NFL combine in Indianapolis, Saturday, Feb. 21, 2004. Jarrett Payton says he carries the jersey, worn by his father in his final game of his career in 1987 against the Washington Redskins, all the time. Quincy Wilson of West Virginia is at the left. (AP Photo/Michael Conroy)

Ohio State quarterback Craig Krenzel runs the 40-yard dash during workouts at the NFL combine in Indianapolis, Saturday, Feb. 21, 2004. (AP Photo/Michael Conroy)

Indianapolis Colts coach Tony Dungy answers a question during a news conference at the NFL Combine, Friday, Feb. 25, 2005 in indianapolis. (AP Photo/John Harrell)

Former Ohio State running back Maurice Clarett breaks the tape during the 40-yard dash at the NFL Combine in Indianapolis, Saturday, Feb. 26, 2005. (AP Photo/Darron Cummings)

Auburn running back Ronnie Brown makes a cut after making a reception during drills at the NFL Combine in Indianapolis, Saturday, Feb. 26, 2005. (AP Photo/Darron Cummings)

Califorina quarterback Aaron Rodgers runs the 40-yard dash during the NFL Combine in Indianapolis, Sunday, Feb. 27, 2005. (AP Photo/Darron Cummings)

Utah quarterback Alex Smith runs the 40-yard dash during the NFL Combine in Indianapolis, Sunday, Feb. 27, 2005. (AP Photo/Darron Cummings)

Purdue quarterback Kyle Orton runs the 40-yard dash during the NFL Combine in Indianapolis, Sunday, Feb. 27, 2005. (AP Photo/Darron Cummings)

Running back Maurice Drew of UCLA heads up field after making a catch during a drill during the NFL combine in Indianapolis, Saturday, Feb. 25, 2006. (AP Photo/Michael Conroy)

Kansas City Chiefs head coach Herm Edwards watches the action from the stands at the NFL combine in Indianapolis, Saturday, Feb. 25, 2006. (AP Photo/Michael Conroy)

Quarterback Jay Cutler, of Vanderbilt, throws during the NFL Scouting Combine in Indianapolis. (AP Photo/Michael Conroy)

Receiver Jeremy Bloom, of Colorado, waits on the bench before running the 40-yard dash during the NFL scouting combine in Indianapolis, Sunday, Feb. 26, 2006. Bloom competed in the moguls at the Winter Olympics. (AP Photo/Michael Conroy)

Maryland's Vernon Davis runs after making catch during the NFL scouting combine in Indianapolis, Monday, Feb. 27, 2006. (AP Photo/Darron Cummings)

Quarterback Brady Quinn, left, of Notre Dame, and receiver Ted Ginn Jr. watch workouts at the NFL Combine in Indianapolis, Sunday, Feb. 25, 2007. Quinn and Ginn did not participate in the drills. (AP Photo/Michael Conroy)

Louisiana State quarterback Jamarcus Russell, left, and Oklahoma quarterback Paul Thomas watch workouts at the NFL Combine in Indianapolis, Sunday, Feb. 25, 2007. Russell did not workout at the combine. (AP Photo/Michael Conroy)

Running back Marshawn Lynch, of California, runs a drill during workouts at the NFL Combine in Indianapolis, Sunday, Feb. 25, 2007. (AP Photo/Michael Conroy)

Running back Adrian Peterson of Oklahoma runs a drill during workouts at the NFL Combine in Indianapolis, Sunday, Feb. 25, 2007. (AP Photo/Michael Conroy)

NFL Network anchor Rich Eisen runs the 40 during the 2008 Scouting Combine at the RCA Dome in Indianapolis, Indiana on February 25, 2008. (Ben Liebenberg/NFL)

Running back Chris Johsnon of East Carolina State running the 40 during the 2008 Scouting Combine at the RCA Dome in Indianapolis, Indiana on February 24, 2008. (Ben Liebenberg/NFL)

Head coach of the New York Giants, Tom Coughlin and head coach Mike Holmgren of the Seattle Seahawks during the 2008 Scouting Combine at the RCA Dome in Indianapolis, Indiana on February 23, 2008. (Ben Liebenberg/NFL)

Matt Ryan of Boston College during the 2008 Scouting Combine at the RCA Dome in Indianapolis, Indiana on February 24, 2008. (Ben Liebenberg/NFL)

Georgia quarterback Matt Stafford and University of Southern California quarterback Mark Sanchez during the NFL Scouting Combine held at Lucas Oil Stadium in Indianapolis on February 22, 2009. (Ben Liebenberg/NFL)

University of Southern California linebacker Clay Matthews Jr. during the NFL Scouting Combine held at Lucas Oil Stadium in Indianapolis on February 23, 2009. (Ben Liebenberg/NFL)

Quarterback Tim Tebow participates in on field demo on the NFL Network during the 2010 NFL Scouting Combine at Lucas Oil Stadium in Indianapolis, IN on Feb. 25, 2010. (Ben Liebenberg/NFL)

Ndamukong Suh does the broad jump during the 2010 NFL Scouting Combine at Lucas Oil Stadium in Indianapolis, Ind. on March 1, 2010. (Ben Liebenberg/NFL)

Auburn quarterback Cameron Newton walks with NFL.com's Gil Brandt to a press conference during the 2011 NFL Scouting Combine at Lucas Oil Stadium on Feb. 26 in Indianapolis, Ind. (Ben Liebenberg/NFL)

Kentucky wide receiver Randall Cobb during the 2011 NFL Scouting Combine at Lucas Oil Stadium on Feb. 27 in Indianapolis, Ind. (Ben Liebenberg/NFL)

Andrew Luck during the NFL Scouting Combine on Saturday, Feb. 25, 2012, in Indianapolis. (Ben Liebenberg/NFL)

Baylor quarterback Robert Griffin III runs a drill at the NFL football scouting combine in Indianapolis on Saturday, Feb. 25, 2012. (AP Photo/Dave Martin)

West Virginia defensive lineman Bruce Irvin during the 2012 NFL Scouting Combine at Lucas Oil Stadium on Feb. 27 in Indianapolis, Ind. (Ben Liebenberg/NFL)

Boston College linebacker Luke Kuechly during the 2012 NFL Scouting Combine at Lucas Oil Stadium on Feb. 27 in Indianapolis, Ind. (Ben Liebenberg/NFL)

University of Central Michigan offensive lineman Eric Fisher on the NFL Network set at the 2013 NFL Scouting Combine at Lucas Oil Stadium on Feb. 21 in Indianapolis, Ind. (Ben Liebenberg/NFL)

University of Notre Dame linebacker Manti Te'o leaves the media room with NFL Network's Gil Brandt and Sports Illustrated's Peter King after speaking to the media at the 2013 NFL Scouting Combine at Lucas Oil Stadium in Indianapolis, on February 23, 2013. (Ben Liebenberg/NFL)

An overhead view at the 2013 NFL Scouting Combine at Lucas Oil Stadium in Indianapolis, on February 25, 2013. (Ben Liebenberg/NFL)

University of Missouri defensive end Michael Sam runs drills at the 2014 NFL Scouting Combine at Lucas Oil Stadium in Indianapolis, on February 24, 2014. (Ben Liebenberg/NFL)

Louisiana State University wide receiver Odell Beckham catches footballs at the 2014 NFL Scouting Combine at Lucas Oil Stadium in Indianapolis, on February 23, 2014. (Johnny Vy/NFL)

Fresno State Quarterback Derek Carr, University of Louisville quarterback Teddy Bridgewater, and Texas A&M University quarterback Johnny Manziel look on at the 2014 NFL Scouting Combine at Lucas Oil Stadium in Indianapolis, on February 23, 2014. (Ben Liebenberg/NFL)

Oregon quarterback Marcus Mariota is surrounded by members of the media during the 2015 NFL Scouting Combine at Lucas Oil Stadium on Thursday, February 19, 2015 in Indianapolis, IN. (Johnny Vy/NFL)

Florida State quarterback Jameis Winston runs a drill during the 2015 NFL Scouting Combine at Lucas Oil Stadium on Saturday, February 21, 2015 in Indianapolis, IN. (Johnny Vy/NFL)