Biden makes history in Detroit

First: Joe Biden does something we've never seen before from any sitting US president by standing shoulder to shoulder with picketers in Detroit.  Plus: At least a dozen senators are now saying Bob Menendez should quit, including his fellow Democratic senator from New Jersey, Cory Booker.  And: The lineup for tomorrow's Republican presidential debate is set. Seven will clash in California.  To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices