on one side progressives like elizabeth warren. >> let's be really clear, capitalism without rules is theft. >> on the other, moderates like michael bloomberg. >> i'm a lbd little bit tired of listening to things like pie in the sky. >> my guest this morning, the democrat who says he could be one to bridge that gap. also, the president, the speaker and the border wall. >> there's not going to be any wall money in the legislation. >> she's just playing games. so if there's no wall, it doesn't work. >> will president trump declare a national emergency? republican senator rick scott of florida is here. joining me for insight and analysis are eugene robinson of "the washington post." nbc news chief white house correspondent hallie jackson. rich lauer of national review. theresa kumar and mark leibovich from "the new york times" magazine. welcome to sunday. it's "meet the press." >> from nbc news in washington,