Chicago Bears' Charlis Tillman, left, Chris Harris, center, and Israel Idonije walk to the field before NFL football training camp Sunday, July 31, 2011, at Olivet Nazarene University in Bourbonnais, ... more 
Chicago Bears' Charlis Tillman, left, Chris Harris, center, and Israel Idonije walk to the field before NFL football training camp Sunday, July 31, 2011, at Olivet Nazarene University in Bourbonnais, Ill. (AP Photo/Nam Y. Huh) less 
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Associated Press | Photo By Nam Y. Huh
Sun, Jul 31, 2011 5:11 PM EDT