Photo Gallery: 'Okies' in the NFL 17/31

Jacksonville Jaguars wide receiver Justin Blackmon gestures to an official after a touchdown by the offensive unit was nullified during NFL football training camp, Saturday, July 27, 2013, in Jacksonville, Fla. Blackmon, in his second year out of Oklahoma State, will sit out the first four games of the NFL season. (AP Photo/John Raoux)