Dr. Mona Hanna-Attisha gave six Flint-area teens their first dose of the Pfizer COVID-19 vaccine while urging others to receive a shot. “This is a community that knows how to roll up our sleeves and work together when we need to get something done.“I think this is probably one of the most important things I have ever done in my life is to be part of this effort to get our state vaccinated so we can go back to living a normal life," said Hanna-Attisha.