Rising star Warren weathers attacks at Democratic White House debate Democratic candidates react to their performance after the debate that took place in Westerville, Ohio. Universal income advocate Andrew Yang gets "excited" by the fact that his key policy issue was addressed on stage. A newcomer in the race, the billionaire Tom Steyer, reacts after his first appearance on a debate stage. Kamala Harris and Beto O’Rourke comment on Donald Trump’s foreign policy. IMAGES AND SOUNDBITES