For generations, many on the political right have claimed that major news media in the U.S. have a pronounced liberal bias. Is it true? And why does it matter? We take a fresh look. By John Biewen with co-host Chenjerai Kumanyika. Interviews with Michael Massing, Peter Beinart, and William Youmans. Story editor: Diane Hodson. Assistant Producer, Arlene Arevalo. Fact-checking by Anna Pujol Mazzini. Music by Brian Blade and the Fellowship Band, Michelle Osis, Lili Haydn, Alex Weston, James Nathan Jones, and Jason Hill. Music consulting by Joe Augustine of Narrative Music.   Learn about your ad choices: dovetail.prx.org/ad-choices