CNN’s Anderson Cooper speaks with former CDC director, Tom Frieden, about a recent focus group conducted by a Republican pollster consisting of vaccine-hesitant Trump voters, who spoke about why they are reluctant to receive the Covid-19 vaccine.CNN’s Anderson Cooper speaks with former CDC director, Tom Frieden, about a recent focus group conducted by a Republican pollster consisting of vaccine-hesitant Trump voters, who spoke about why they are reluctant to receive the Covid-19 vaccine.