FILe - In this Nov. 21, 2006 file photo, former Michigan football player Dan Dierdorf speaks at a public memorial service for former Michigan football coach Bo Schembechler, with Michigan head coach ... more 
FILe - In this Nov. 21, 2006 file photo, former Michigan football player Dan Dierdorf speaks at a public memorial service for former Michigan football coach Bo Schembechler, with Michigan head coach Lloyd Carr behind him on stage, at Michigan Stadium in Ann Arbor, Mich. Dierdorf is coming back to the booth and will be the radio analyst for University of Michigan football games this fall. The announcement Thursday, April 17, 2014, was made by Michigan and IMG College, the school's multimedia rights partner. (AP Photo/Tony Ding, File) less 
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Associated Press | Photo By Tony Ding, File
Thu, Apr 17, 2014 2:03 PM EDT