 I decided to travel around the world a couple of times shortly before the debate, he said. I didn't listen to my staff and then I almost fell asleep on stage. Biden did travel back and forth to France, Italy and California the first half of June, but he returned to D.C. 11 days before the debate. Our just released CBS News poll shows Donald Trump leading the presidential race slightly nationwide, including in battleground states. The last survey showed Mr. Biden