hasn't been able to sustain those big moments. and she needs not just to have, i guess, that big moment again but she needs to be able to hold onto that support. that's been a challenge. >> that's why we call it blocking and tackling sometimes. sometimes a plan every three days, three yards in a cloud of dust, seems to be working for elizabeth warren. anyway, markos from out west, thank you. always a pleasure to hear your views. alexi, doug and ramesh, you're sticking around. what one of the most outspoken critics of president trump says he's going to do when it comes to making a 2020 pick. first, another big moment from last night's debate. when senator kamala harris took a trip down the yellow brick road. >> you asked earlier about china be. it's a complicated relationship. we have to hold china accountable. but the bottom line is this, donald trump in office on trade policy, you know, he reminds me of that guy in "the wizard of