Former KU track and field coach Bob Timmons, right, challenged Jim Ryun to set records, both as his high school track coach and then later as his college coach at KU. With Timmons as his coach, Ryun ran the first sub-4-minute high school mile.
Former KU track and field coach Bob Timmons, right, challenged Jim Ryun to set records, both as his high school track coach and then later as his college coach at KU. With Timmons as his coach, Ryun ran the first sub-4-minute high school mile. File photo The Kansas City Star
Former KU track and field coach Bob Timmons, right, challenged Jim Ryun to set records, both as his high school track coach and then later as his college coach at KU. With Timmons as his coach, Ryun ran the first sub-4-minute high school mile. File photo The Kansas City Star

Bob Timmons, who led KU track and field program to national prominence, dies at 91

August 05, 2015 02:28 PM