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The Trump administration sued California and Virginia on Wednesday over new laws in both states that restrict the sale of semiautomatic firearms.

The two separate lawsuits filed by the Justice Department in federal court say the laws violate the Second Amendment.

Who is behind the ransom notes tied to Nancy Guthrie's kidnapping? That question continues to plague investigators working the case in Arizona, five months after the 84-year-old grandmother and mother of "Today" show co-host Savannah Guthrie was kidnapped in the middle of the night.

The notes fall into three categories: the two notes sent within the first week of her disappearance that investigators believe are likely legitimate, those that could be legitimate but that don't have any clues suggesting they are, and those that authorities say are money grabs from would-be extortionists.