Debate upshots: Trump punches, even when wrong, Biden bows, even with facts

Thursday's presidential debate was a re-run that featured two candidates with a combined age of 159, but it went especially poorly for one of them, President Joe Biden.

Already fighting voter concerns about his age, Biden, 81, was halting and seemed to lose his train of thought, sparking quick concerns among Democrats about the man they hope will keep former President Donald Trump from returning to office.

For his part, Trump made repeated false claims and provocative statements. But Trump seemed smoother and more vigorous than Biden, who is only three years older than the Republican ex-president.

The debate covered a wide range of topics and included a former president Trump not backing down from his vows to prosecute members of Congress and even the man he was debating. But the overarching theme was the difference between the candidates' performance.

Here are some takeaways from the face-off.

Style v. Substance

Presidential debates are often scored on style and impression mor