Sanders Suspends Campaign

Sanders' exit comes after a string of losses to Biden in the primary election.

The intensifying coronavirus pandemic also meant he could no longer hold the large rallies that came to define his grassroots movement, though he often pointed to the problems many Americans had getting tested and treated for the virus as a way to push his signature Medicare for All proposal.

Fiercely unapologetic, the Vermont independent senator's call for economic justice, universal health care and an end to the "billionaire class" was the loud refrain for two presidential campaigns that pulled the Democratic party to the left.