In an extended interview on "Media Buzz," Sharyl Attkisson will reveal even more about her time at CBS and the pushback she received from higher-ups and from within the Obama administration.

Howard Kurtz will also delve into the media's coverage of Kathleen Sebelius' exit and the Stephen Colbert "Late Show" announcement.

Don't miss "Media Buzz" Sunday at 11a/5p ET.

Watch the interview, here.