Johnny Manziel

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Texas A&M quarterback Johnny Manziel is measured for flexibility at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy)

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Texas A&M quarterback Johnny Manziel runs the 40-yard dash at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy)

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Texas A&M quarterback Johnny Manziel, right, Fresno State quarterback Derek Carr, center, and Louisville quarterback Teddy Bridgewater watch drills at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy)

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FILE - In this Nov. 23, 2013 file photo, Texas A&M quarterback Johnny Manziel (2) scrambles as LSU defensive end Jermauria Rasco (59) tries to tackle in the first half of an NCAA college football game in Baton Rouge, La. Manziel was all business Friday, Feb. 21, 2014, at the NFL scouting combine. He walked to the podium, provided mostly thoughtful, deliberate answers and even suggested some of his previous quotes have been overblown. (AP Photo/Gerald Herbert, File)

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FILE - In this Nov. 9, 2013 file photo, Texas A&M quarterback Johnny Manziel (2) celebrates after throwing a touchdown pass to Malcome Kennedy during the third quarter of an NCAA college football game against Mississippi State in College Station, Texas. Manziel was all business Friday, Feb. 21, 2014, at the NFL scouting combine. He walked to the podium, provided mostly thoughtful, deliberate answers and even suggested some of his previous quotes have been overblown.(AP Photo/David J. Phillip, File)

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Texas A&M quarterback Johnny Manziel answers a question during a news conference at the NFL football scouting combine in Indianapolis, Friday, Feb. 21, 2014. (AP Photo/Michael Conroy)

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