Countries around the world are bracing for the next coronavirus variant: the omicron variant. It was first detected in South Africa and has since spread all over the world. There isn't much known about the variant yet, but what we have seen shows it isn't causing more severe reactions than the delta variant. Watch this episode of America Uncovered for more on what we know about the omicron variant, what countries are doing in response, and whether travel bans are effective.