Trump administration blocks ambassador from testifying in House impeachment deposition

The Trump administration ordered the U.S. ambassador to the European Union not to appear at a scheduled Tuesday deposition on the Ukraine controversy, triggering a fiery new clash with House Democrats as part of their impeachment inquiry.

President Trump dismissed the deposition as a "kangaroo court," as he defended the decision to block Gordon Sondland from appearing at the closed-door session on Capitol Hill.

But the move, first reported by the New York Times, prompted new warnings from Democrats that such acts will be seen as obstruction of its investigation...