Trump's pick for internal State Department watchdog resigns in new shake-up

Read MoreThe internal US State Department watchdog chosen by Donald Trump to replace his fired predecessor has now himself resigned, the latest turmoil at the office that was investigating Secretary of State Mike Pompeo.The internal US State Department watchdog chosen by Donald Trump to replace his fired predecessor has now himself resigned, the latest turmoil at the office that was investigating Secretary of State Mike Pompeo.