How was Joe Biden’s cancer not caught earlier? The news that the former president is battling an aggressive, stage-4 prostate cancer that has spread to the bone ignited a public debate about why a person with peerless access to medical care was diagnosed at such an advanced stage with a disease that is quite common in men his age.

The effort was formalized as a White House task force, with Biden in charge. After a few years out of office, Biden re-entered politics to campaign against Trump in 2020. The heartache from Beau’s death was never far from the surface though. His eldest son had been Delaware’s attorney general and often viewed as Biden’s political successor.