'We Do Have A Lot To Worry About' With Covid Delta Variant

With U.S. hospitalizations linked to Covid on the rise, Dr. Irwin Redlener is among the health care professionals warning that the Delta variant of the virus poses a real threat -- particularly to those who are not vaccinated. » Subscribe to MSNBC: http://on.msnbc.com/SubscribeTomsnbc About The 11th Hour with Brian Williams: Brian Williams delivers the latest updates on evolving news stories and places the major political events of the day into context for viewers. Broadcast live from New York, Williams' show convenes a dynamic panel of guests to offer a forward-thinking look at the critical stories that are expected to drive the conversation the following morning. Williams has also anchored MSNBC's special coverage around key political events and major breaking news stories as they occur domestically and around the world. MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, Meet the Press Daily, The Beat with Ari Melber, Deadline: White House with Nicolle Wallace, All In, Last Word, 11th Hour, and more. Connect with MSNBC Online Visit msnbc.com: http://on.msnbc.com/Readmsnbc Subscribe to MSNBC Newsletter: http://MSNBC.com/NewslettersYouTube Find MSNBC on Facebook: http://on.msnbc.com/Likemsnbc Follow MSNBC on Twitter: http://on.msnbc.com/Followmsnbc Follow MSNBC on Instagram: http://on.msnbc.com/Instamsnbc #MSNBC #Covid #DeltaVariant