Trump impeachment inquiry: Mick Mulvaney defies subpoena

President’s acting chief of staff, Mick Mulvaney, the latest in string of White House officials to defy request to testify.

The acting White House Chief of Staff has defied a subpoena ordering him to testify at the impeachment inquiry into President Trump.

The closed-door phase of the investigation is now wrapping up with public hearings due to start next week.

Al Jazeera’s Kimberly Halkett reports from the White House.