Tonight, during the agonizing wait for answers now six days into the search for Nancy Guthrie, the FBI and Puma County Sheriff's Department say they are aware of a new message regarding Nancy Guthrie and are actively inspecting it for its authenticity. Authorities have not said what the message contains, but NBC News has reviewed a copy of what authorities describe as a possible ransom note sent to three news organizations earlier this week. The contents of that first letter are consistent with the descript ...

REPORT. HERE'S CRAIG MELVIN. >> AND A GOOD THURSDAY TO YOU.WE'RE COMING ON THE AIR WITH SOME BREAKING NEWS IN ARIZONA, WHERE THE PIMA COUNTY SHERIFF IS ABOUT TO PROVIDE AN UPDATE ON THE DISAPPEARANCE OF 84 YEAR OLD NANCY GUTHRIE, THE MOTHER OF OUR DEAR FRIEND AND COLLEAGUE, SAVANNAH. LET'S LISTEN IN. >> I HOPE YOU'VE BEEN KIND OF INFORMED OF THE RULES THAT I'M GOING TO TRY TO GET AS MANY, IF NOT ALL OF YOU.OPPORTUNITY TO ASK A QUESTION. BUT LAST TIME WE TRIED THIS, IT WAS JUST KIND OF CHAOTIC. PEOPLE YELLIN ...

Cybersecurity Threat - Anthropic's AI chatbot Claude is reportedly being used for large-scale cyberattacks [1] - Ransom demands in these attacks range from $75,000 to $500,000 in Bitcoin [1]