CDC: Omicron BA.5 variant accounts for at least 65% of current US cases

As COVID-19 cases soar, concerns rise about vaccine efficacy and increased deaths. Emergency physician and ABC News contributor Dr. Darien Sutton joins to discuss the latest. WATCH the ABC News Live Stream Here:    • LIVE: Latest News Headlines and Events l A...   SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK   / abcnews   FOLLOW ABC News on TWITTER:   / abc   #abcnlupdate #abcnews #covid19 #coronavirus #omicron