Even with COVID -19, how close would Joe Biden be to reaching the Democratic presidential bid?

In the opinion of Professor Eduardo Gamarra, from the Florida International University, the media attention of the Super Tuesday III primaries to be held in the states of Florida, Arizona, Illinois and Ohio, has changed due to the coronavirus pandemic. However, he understands that the candidate Joe Biden must succeed in those four states against Bernie Sanders, which would bring him even closer to becoming the presidential candidate for the Democratic Party.