OSU's Burns Hargis to take over as chairman of Big 12 board of directors - Article Photos 2/2

GRADUATION: Burns Hargis, OSU president, speaks during the 12:30 p.m. undergraduate commencement ceremony inside of Gallagher-Iba Arena at Oklahoma State University in Stillwater, Okla., Saturday, May 7, 2011. This was the second of three undergraduate commencement ceremonies at OSU on Saturday. Photo by Nate Billings, The Oklahoman ORG XMIT: KOD