Chicago Bears defensive tackle Ego Ferguson smiles as he talks to reporters after the NFL football team's rookie mincamp in Lake Forest, Ill., on Friday, May 16, 2014. (AP Photo/Nam Y. Huh)
Chicago Bears running back Jordan Lynch catches the ball during the NFL football team's rookie minicamp in Lake Forest, Ill., on Friday, May 16, 2014. (AP Photo/Nam Y. Huh)
Chicago Bears general manager Phil Emery smiles as he watches players during the NFL football team's rookie minicamp in Lake Forest, Ill., on Friday, May 16, 2014. (AP Photo/Nam Y. Huh)
Chicago Bears defensive coordinator Mel Tucker yells to players during the team's NFL football rookie camp Friday, May 16, 2014, in Lake Forest, Ill. (AP Photo/Nam Y. Huh)
Chicago Bears head coach Marc Trestman, right, looks at quarterback Jerrod Johnson (4) during the team's NFL football rookie camp Friday, May 16, 2014, in Lake Forest, Ill. (AP Photo/Nam Y. Huh)
Dallas Cowboys defensive coordinator Rod Marinelli, left, talks with assistant head coach/defense Monte Kiffin during NFL football rookie camp at the Cowboys' headquarters Friday, May 16, 2014, in Irving, Texas. (AP Photo/Tim Sharp)
Dallas Cowboys new passing coordinator Scott Linehan, right, talks with the media following NFL football rookie camp at the Cowboys' headquarters Friday, May 16, 2014, in Irving, Texas. (AP Photo/Tim Sharp)
Dallas Cowboys head coach Jason Garrett, right, talks with new passing coordinator Scott Linehan during NFL football rookie camp at the Cowboys' headquarters Friday, May 16, 2014, in Irving, Texas. (AP Photo/Tim Sharp)
Dallas Cowboys new passing coordinator Scott Linehan instructs players during NFL football rookie camp at the Cowboys' headquarters Friday, May 16, 2014, in Irving, Texas. (AP Photo/Tim Sharp)