Joe Biden swept the southern states, walking away with huge victories just ten days after his campaign was on life support. Now he's running neck and neck with Bernie Sanders. Mike Bloomberg dropped out of the race today. Lorraine Caceres reports.

For a complete analysis of the results of Super Tuesday, UNews spoke with Charles Zelden, political science professor at Nova Southeastern University.

One of the major Democratic candidates still in the running is Michael Bloomberg. The former New York City mayor spoke with Ilia Calderon about a range of topics, including asylum and deportations.

The Vermont senator is emerging as the favorite on Super Tuesday, while Joe Biden has been caught by billionaire Mike Bloomberg who is entering his first Democratic primary test. Leer en español

Seven candidates took the stage in the South Carolina Democratic debate on Tuesday night. For analysis of the debate UNews spoke with Lauren Harper, she's a political consultant and formerly served as the South Carolina state director for Beto O'Rourke's campaign.

As Vermont Senator Bernie Sanders surges in popularity, he had a potential stumble after his comments on communist leader Fidel Castro drew criticism. Janet Rodriguez has the details.