CBS Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Shawna Thomas, executive producer of CBS Mornings, is leaving the program as the new owners of Paramount are expected to reshape the network. Thomas has headed the morning show for the past five years and will step down at the end of March. Senior broadcast producer Jon Tower will run CBS Mornings on an interim basis once Thomas departs.