After ProPublica contacted Dr. Joseph Mercola for an article on babies dying after parents turned down vitamin K shots, he publicly reversed his long-held stance that the shots weren't needed. “The data is clear: vitamin K saves lives,” he wrote.

After ProPublica contacted Dr. Joseph Mercola for an article on babies dying after parents turned down vitamin K shots, he publicly reversed his long-held stance that the shots…

Joseph Mercola, DO, is a leading vaccine skeptic