U.S. President

Carter is 98 years old and served as president from 1977 to 1981. The longest-lived former president has suffered from a series of health challenges in recent years.

Polls and focus groups show many voters are worried about President Biden's advanced age. But the White House isn't worried that will hurt him if he runs for a second term.

From the Founding Fathers to fake news, relations between American presidents and the media have been contentious throughout the country's history.…