Even the U.S. surgeon general tweeted "Seriously people — STOP BUYING MASKS!" "The CDC, it's like they're talking out of both sides of their mouth," Yang said. "One side of their mouth is telling the general public, 'Hey, you don't need masks, forget about it.' The other side is, 'Health care workers need to wear N95 respirators.'" "Is that a double standard?" Yang said. "Are they valuing some people more than others?"