 Biden's most ardent surrogate says one should not read too much into last week's debate performance. Delaware Democratic Senator Chris Coons, also a co-chair of the Biden-Harris campaign, said on ABC's This Week he saw post-debate what he expected to see. There's a lot of hand-wringing and concern and pearl-clutching. But when it comes down to it, President Biden is the only man who's gone head-to-head with former President Trump and won.