Complex sentence: From 2011 to 2015, Proft was a political commentator for WLS-AM 890 radio in Chicago where he shared a weekday show from 5 to 9 a.m. with Bruce Wolf.
Split into simpler sentences: From 2011 to 2015, Proft was a political commentator for WLS-AM 890 radio in Chicago. From 2014-2015, he shared a weekday show from 5 to 9 a.m. with Bruce Wolf.