WASHINGTON (AP) — President Donald Trump suggested Tuesday that the Pentagon should review the conduct of a former White House national security aide who played a central role in the Democrats' impeachment case and potentially consider disciplinary action against him.

Army Lt. Col. Alex Vindman, who until last week was detailed by the Pentagon to the White House, testified before the House impeachment panel that Trump inappropriately pushed Ukraine President Volodymyr Zelenskiy to investigate former Vice President Joe Biden and his son Hunter.

Vindman was ousted from his job on the White House...