Former congressman Dave Weldon has received attention for his past anti-vaccine views.

The White House is withdrawing the nomination of Dave Weldon to be the director of the Centers for Disease Control and Prevention, per a source close to Senate health committee and another source familiar. Why it matters: The former Florida congressman was scheduled to appear before the committee this morning for his confirmation hearing. But his anti-vaccine views have garnered attention since he was nominated months ago and were sure to play a prominent role in questioning.