As president Joe Biden's campaign for a second term gets underway, a slew of recent polls show that voters have concerns about his age. At the end of a second term, he would be 86 years old. The Republican frontrunner, former president Donald Trump, is just a few years younger.We wanted to check in with some voters who have first-hand experience with aging: seniors. So we headed to Pittsburgh and the surrounding suburbs, a pivotal region in a pivotal state in the 2024 race, and spoke with older voters how they're thinking about age in this election.Email us at considerthis@npr.org.