From the SiriusXM website:
New: Media Matters Radio
Starting this weekend, SiriusXM left will air Media Matters Radio, a live, interactive show from the team behind Media Matters, the Internet-based, progressive research and information center. Hosted by Ari Rabin-Havt, Executive Vice President of Media Matters, and Bradley Herring, Executive Producer for the site, the two will analyze a mix of print, broadcast, cable, radio, and Internet media outlets for conservative misinformation and alert listeners to take action.