Mar. 23 - Sen. Chuck Schumer, Sen. John Curtis

In an exclusive interview, Senate Democratic Leader Chuck Schumer (N.Y.) says America is in a constitutional crisis and rejects calls to step down as his party's Senate leader. Sen. John Curtis (R-Utah) weighs in on President Trump's defiance of the courts. Yamiche Alcindor, Adrienne Elrod, Stephen Hayes and Hallie Jackson join the Meet the Press roundtable.