President Joe Biden, for almost a month, defied the mounting pressure from Democratic lawmakers and donors to step aside from his re-election bid. He was determined to prove his naysayers wrong and so he pushed forward despite deepening questions about his mental acuity and ability to campaign and govern, especially after a critical debate against Donald Trump on June 27. But almost overnight, the narrative shifted, leading to a historic and unexpected announcement: Joe Biden dropped out of the Presidential race.