Vice PresidentKamala Harrisspoke out almost immediately after Thursday's historic presidential debate between incumbentJoe BidenandDonald Trump.

What Happened: Biden's shaky performance during the event has many Democrats calling for him to step aside and be replaced on the ballot before the November election.

But Harris, in an interview with CNN'sAnderson Cooper, defended Biden in what observers said felt like damage control.

"Yes, it was a slow start, but it was a strong finish," Harris said of the debate. "What became very clear through the course of the night is that Joe Biden...