23-year-old tests positive for COVID after receiving vaccine; 'You're not invincible if you're vaccinated'

Health experts say the vaccine is the strongest defense against Coronavirus, but -- as one vaccinated woman learned the hard way -- it doesn't mean people should stop taking safety precautions. 23-year-old Meghan Rayhill recently loosened up on her strict way of living after becoming fully vaccinated against COVID-19. "I shared a drink with my roommate and my words exactly were like 'here have a sip of this I'm vaccinated,'" she recalled. "I was even planning on going to a music festival in May."