Judge dismisses impeachment suit from ex-White House aide

A federal judge on Monday dismissed a lawsuit from a former White House official who h challenged a congressional subpoena in impeachment inquiry involving President Donald Trump.

Charles Kupperman, a former deputy national security viser, h asked a court to decide wher he h to comply with subpoena given that White House h instructed him and or officials t to appear before a congressional investigation into Trump's interactions with Ukraine.

U.S. District Judge Richard Leon said in an opinion Monday that case was moot since House has withdrawn its subpoena and stated in court that it doesn't plan to issue one again.