The attacker who drove a truck through Bourbon Street in New Orleans used Meta smart glasses to scout the scene ahead of New Year’s Day, according to an announcement from the FBI on Sunday.

The glasses can take photos and videos and even use an AI assistant to answer questions about a wearer's surroundings.

The man who rammed a pickup truck into revelers on New Orleans’ Bourbon Street on New Year’s Day wore Meta smart glasses when planning and conducting the attack, the FBI said Sunday. While there’s no indication that the glasses were essential to the assault,