Joe Biden appears to be in a free fall in the polls, yet he appears unwilling to drop out of the presidential race. His campaign, the White House, and the Democratic Party are all in chaos. If Biden won't leave, what is the party to do? If "Plan B" is replacing Biden and he won't go, a left-wing scholar is advocating a "Plan C" to save the president's floundering campaign. Supporters of this plan suggest a straightforward strategy to counter Trump’s growing campaign momentum: replace Vice President Kamala Harris with former President Barack Obama. “A Biden-Obama ticket would have a...