The New Normal: What are the differences between the Omicron and Delta variants?

News 12's Erin Colton was joined by Dr. Hugh Cassiere to talk about rising COVID-19 cases, Omicron, testing and hospitalizations.
What are the differences between Omicron and other COVID-19 variants? Should everyone get tested? What are the recommendations if you can't get tested?
So many people thought the vaccine was the answer to stopping the spread of COVID-19. Now with this surge, what do we tell people about the vaccine - and even the booster?