 the headlines across the United States and beyond, mainly because of the performance of President Joe Biden, who often appeared hesitant and lacklustre during the 90-minute debate with his challenger, Donald Trump. Mr Biden was back on the campaign trail on Friday in North Carolina, where he put up a more fluent performance. I don't walk as easy as I used to. I don't speak as smoothly as I used to. I don't debate as well as I used to.