Squawk on the Street: Opening Bell 09/12/2019

Presidential Candidate Senator Warren proposing a sweeping increase in social security benefits after tweeting at Squawk on the Street. Plus, stocks jumping on good will gestures on trade from both China and U.S. Carl Quintanilla, Jim Cramer and David Faber discuss. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.