Interior secretary Ryan Zinke to be latest White House departure: Trump

“The Trump administration will be announcing the new secretary of the Interior next week,” Trump said on Twitter.Zinke has come under scrutiny for his use of security details, chartered flights and a real estate deal. The Interior Department’s inspector general initiated at least seven investigations against Zinke, while another federal investigative agency opened as many as six other inquiries into Zinke’s behaviour, Bloomberg reported.WATCH: Several candidates being considered after Trump’s top pick for chief of staff turns down job Having formerly served as a Navy SEAL and as a Montana congressman, Zinke became known in the administration for championing “United States energy dominance,” aligning himself with Trump’s energy agenda, Bloomberg continues.The departure follows Trump’s announcement on Dec. 8 that Chief of Staff John Kelly would be leaving at the end of this year, as well, adding another White House staffer to the administration’s long string of departures.Trump announced Friday that former budget head Mike Mulvaney would be replacing Kelly upon his departure.