'Mad Dog' Mattis arrives at PentagonMarines take charge:President Trump's Defense Secretary 'Mad Dog' Mattis arrives at the Pentagon.
National security correspondent Jennifer Griffin reports on the man Donald Trump calls a 'general's general'
Defense Secretary James Mattis is greeted at the Pentagon by Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, Jan. 21, 2017. President ...
President-elect Trump's choice of Gen. James Mattis to be Defense Secretary has raised more than a few eyebrows. Not only as a military officer in a traditionally ...
Here is a clip of General Mattis arriving at the pentagon forest first full day of work.