Oklahoma State adds assistants Wolford, Hammerschmidt

Published Jan. 8, 2015 9:18 p.m. ET

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STILLWATER, Okla. (AP) Oklahoma State football coach Mike Gundy has added former Youngstown State head coach Eric Wolford as an offensive assistant and Dan Hammerschmidt as a defensive coach.

Gundy also said Thursday that Jason Ray will not return as receivers coach.

Wolford was fired in November after going 31-26 in five seasons at Youngstown State. The former Kansas State offensive lineman also has coached at his alma mater, Emporia State, South Florida, Houston, North Texas, Arizona, Illinois and South Carolina.

Hammerschmidt coached running backs at Houston this past season. The former Colorado State safety also has coached at his alma mater, TCU, Duke, VMI, Rice, Wyoming and with the NFL's Houston Texans.