PHOTOS: Manning brothers back at Duke for informal workout

Denver Broncos quarterback Peyton Manning, left,  and brother Eli Manning, right, quarterback for the New York Giants, listen to Duke football coach David Cutcliffe during football workouts at Duke University in Durham, N.C., Thursday, April 11, 2013. (AP Photo by
Denver Broncos quarterback Peyton Manning, left, and brother Eli Manning, right, quarterback for the New York Giants, listen to Duke football coach David Cutcliffe during football workouts at Duke University in Durham, N.C., Thursday, April 11, 2013. (AP Photo by
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