Trump 'deadly serious' about Mexico tariffs, White House official says
Acting White House chief of staff Mick Mulvaney gave a stern warning about President Trump's upcoming decision to impose tariffs on Mexican goods in retaliation to illegal immigration. “He is absolutely, deadly serious,” Mulvaney said on “Fox News Sunday.” “In fact, I fully expect these tariffs to go on to at least the 5 percent level on June 10th.