Meet the Press Moderator Kristen Welker joins Sunday TODAY’s Willie Geist to discuss new NBC News polling that shows how Americans feel about President Donald Trump’s job performance amid the war in Iran and ahead of the country’s 250 birthday.“That’s a new low for his second term and of course it does come, as we know, as this war is deeply unpopular, that President Trump has been underwater in his handling of the economy,” Kirsten says....