UPDATE 4-White House, Republican lawmakers weigh changes to health bill
March 14, 2017 at 17:50 PM EDT
WASHINGTON, March 14 (Reuters) - President Donald Trump and congressional leaders are weighing changes to their effort to dismantle the Obamacare health law, a White House spokesman said Tuesday, as Republicans defended their plan following an estimate that it would cause 14 million Americans to lose insurance next year.