Ukraine drama will impact Biden's 2020 bid, one way or another

Joe Biden may have inadvertently triggered the scandal now threatening Donald Trump's presidency, but it has also impacted his own White House bid and the Democrat could soon learn whether it dooms his candidacy or bolsters it.The two septuagenarians are at the center of a Washington maelstrom featuring an impeachment inquiry, intense partisan feuding and repeated attacks on Biden by a president apparently eager to create a fog of confusion over his potential 2020 election rival.Trump has admitt