Former FDA commissioner: Trump claims about hepatitis B transmission 'simply not true'

Former Food and Drug Administration (FDA) Commissioner Scott Gottlieb said Sunday that President Trump’s assertions about hepatitis B transmission are "simply not true." Trump said earlier this week that the disease is "mostly" transmitted sexually or via dirty needles. "That's the problem. That's simply not true," Gottlieb told host Margaret Brennan on CBS News’s "Face...