Former President Joe Biden is returning to the national stage to help elevate concerns that President Donald Trump’s agenda is threatening the health of Social Security.

Biden ended his reelection bid after his disastrous debate performance against Trump and made way for then-Vice President Kamala Harris, who lost to Trump in the fall. Just 39 percent of Americans had ...

The former president is Tuesday's keynote speaker for a gathering of bipartisan advocates and leaders for Social Security.