After an 18-hour session, the House Ways and Means Committee has become the first to approve the Republicans’ Obamacare repeal bill.

White House and Republican congressional leaders had sought to fast track the legislation through Congress. Democrats made clear it wouldn’t be easy — dragging out a grueling day of committee sessions well into the early morning hours. The House Energy and Commerce Committee is still debating.

Opposition to the Republican health care bill had strengthened Wednesday, as key industry groups that had supported Obamacare said the replacement backed by President Donald Trump could harm vulnerable Americans.

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