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Arizona linebacker Michael Barton (11) during the first half of an NCAA college football game against Grambling State, Saturday, Sept. 10, 2016, in Tucson, Ariz. (AP Photo/Rick Scuteri)


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Arizona linebacker Michael Barton (11) during the first half of an NCAA college football game against Grambling State, Saturday, Sept. 10, 2016, in Tucson, Ariz. (AP Photo/Rick Scuteri)