Smerconish: Does Biden really have a path to victory?

Biden insists he is staying in the race and will win. But, says CNN's Michael Smerconish, Biden's behind in all six swing states and losing ground in blue ones. Donors have frozen $90 million in pledged donations if he remains atop the ticket. House members are asking him to step down, and 56% of Democrats agree. Does he really have a path to victory?