Super Tuesday: Biden Wins Big, Sanders Snags Few States

Super Tuesday is the biggest day on the primary calendar, and the results seem very likely to reshape the Democratic presidential race in ways few could have predicted a couple weeks ago. Former Vice President Joe Biden roared back into contention by winning states like Virginia and North Carolina, firmly making the case to be the moderate alternative to the liberal Sen. Bernie Sanders. NBC New York’s Melissa Russo and Andrew Siff report.