Images from KU football practice on Thursday.

photo by: Nick Krug

Head coach Charlie Weis walks past as quarterback Dayne Crist pulls the offense into the huddle during practice on Thursday, Aug. 2, 2012.

photo by: Nick Krug

Kansas linebacker Anthony McDonald hits the sled before linebackers coach DeMontie Cross during practice on Thursday, Aug. 2, 2012. Nick Krug/Journal-World Photo

photo by: Nick Krug

Kansas quarterback Dayne Crist gives the count as he and the offensive line work through drills during practice on Thursday, Aug. 2, 2012.

photo by: Nick Krug

Kansas linebacker Anthony McDonald pops in his mouth guard as he and the linebackers gather for drills during practice on Thursday, Aug. 2, 2012.

photo by: Nick Krug

Kansas offensive lineman Gavin Howard stretches out as the team warms up during practice on Thursday, Aug. 2, 2012.

photo by: Nick Krug

Safety Tevin Shaw backpeddles through a set of drills during practice on Thursday, Aug. 2, 2012.