Sanders calls on Biden to apologize to Nina Turner after CNN clash with Hilary Rosen

Sen. Bernie Sanders, I-Vt., called on former Vice President Joe Biden to accept responsibility after a heated clash on CNN between Sanders campaign co-chair Nina Turner and pro-Biden CNN contributor Hilary Rosen. 

source https://www.foxnews.com/media/sanders-biden-nina-turner-cnn-hilary-rosen