 He has also served as a CBS News legal analyst.Garrison debuted on Indianapolis news/talk station WIBC on June 2, 1997, and his show became syndicated statewide on Network Indiana on January 3, 2000 in replacement of Mike Pence, who would later become Governor of Indiana and Vice President of the United States.In April 2017, Garrison announced his retirement from radio, with his final show taking place on June 9.