Americans recently began getting doses of the third Covid-19 to receive approval for emergency use. To date, well over 50-million people in the U.S. have been vaccinated— at least officially. Lisa Fletcher reports on a surprising development: an online black market for coronavirus vaccines. --------- Full Measure is a weekly Sunday news program focusing on investigative, original and accountability reporting. The host is Sharyl Attkisson, five-time Emmy Award winner and recipient of the Edward R. Murrow award for investigative reporting. She is backed by a team of award winning journalists. Each week, we have a cover story that explores untouchable topics in a fearless way including: immigration, terrorism, government waste, national security and whistleblower reports on government and corporate abuse and misdeeds. Full Measure is broadcast to 43 million households in 79 markets on 162 Sinclair Broadcast Group stations, including ABC, CBS, NBC, FOX, CW, MyTV, Univision and Telemundo affiliates. It also streams live Sunday mornings at 9:30 a.m. ET. Read more about us at: http://fullmeasure.news/about Find out where to watch us at: http://fullmeasure.news/about Like us on Facebook: https://www.facebook.com/FullMeasureNews Follow us on Twitter: https://twitter.com/FullMeasureNews