CNN US

There were no winners in the final Powerball drawing of 2021, and the jackpot grew to $483 million, according to the game operator.

State and local health officials say they are struggling to make sense of the new Covid-19 isolation and quarantine guidelines from the US Centers for Disease Control and Prevention.

A 14-year-old who is considered "armed and dangerous" has been identified as a suspect in a convenience store shooting Sunday that left three teenagers dead, and one teen injured in Garland, Texas, according to the Garland Police Department.

The US Food and Drug Administration said Tuesday that quick antigen tests people take at home may be less sensitive to picking up the Omicron variant of the coronavirus, but health officials say they're still a useful tool.