This Nightcap roundtable discusses Trump’s major victory as Supreme Court decides to limit the ability of judges to block his order restricting birthright citizenship nationwide. Then, both chambers of Congress receive classified briefings on the U.S. strikes on Iran. Plus, Trump ends trade talks with Canada, saying a new tariff will be announced next week. Joyce Vance, Heidi Heitikamp, Jon Ralston and Art Cullen join The 11th Hour