Democrats are making the rounds on the Sunday media circuit working to reshape perceptions about President Joe Biden after he delivered a stumbling debate performance that left his voters cringing and his party in a damage-control frenzy. "Yes, it was a bad performance," South Carolina's Democratic Rep. Jim Clyburn, a close Biden ally, said on CNN's "State of the Union." "I know when I see what I call preparation overload. And that's exactly what was going on the other night." The South Carolina Democrat followed the post-debate spin formula that has emerged from Biden supporters since the Thursday showdown: Acknowledge the fumble and then pivot to criti