primary. showing a shakeup at the top. in the poll, bernie sanders now lyalon lead for the democrats sanders, biden, pete and elizabeth warren barn storming tonight. amy klobuchar is hoping to capitalize on her debate performance. s ab reporter: tonight, bernie sanders confident a win is in t.ghsi ig if we win here tomorrow, i h the hbheoratin on two of his ri. one of the ha tgst differentiates our campaign froh other campaigns, my friend mr. buttigieg and my fried joe biden, they have dozens and dozens of billionaires contributing to their campaigns. orep r sr:te that pete buttigieg is riding a you mentioned bernie sanders and only bernie sanders, do you see this as a two-person race n