President Donald Trump was more focused. Former Vice President Joe Biden was a bit folksy. Their second debate, with stricter rules that prevented them from interrupting each other when key questions were asked, may have had more substance than the first debate, a panel of observers who graded the candidates for The Spokesman-Review said after the 90-minute session ended. But with so many votes already cast, and so few voters left to persuade, it might not make a difference. Here’s how our panelists, who watched the debate individually from their homes, graded the debaters and viewed some of their best and worst moments.