Bernie Sanders did poorly on March 3rd, Super Tuesday.
Former VP Joe Biden crushed him in several voting contests on March 10.
Business Insider reports that Biden has a huge lead in delegates.
Biden has 860 delegates, Sanders has 710.
Candidates need 1,991 pledged delegates to win the 2020 nomination.
March 17 could really be a make-or-break day for Sanders.
On March 17, 577 delegates will be at up for grabs in Arizona, Florida, Illinois, and Ohio.