On this "Face the Nation with Margaret Brennan" broadcast, moderated by Margaret Brennan:  Tom Homan, Trump administration border czar  Rep. Jim Himes , Democrat of Connecticut  Jerome Adams , former U.S. Surgeon General  Iran policy analyst Karim Sadjadpour and former CENTCOM commander and CBS News contributor and retired Gen. Frank McKenzie   Click here to browse full transcripts from 2026 of "Face the Nation with Margaret Brennan."    MARGARET BRENNAN: I'm Margaret Brennan in Washington. And