The man who carried out an attack on Bourbon Street in New Orleans early New Year’s morning visited the city twice in the months prior and used Meta smart glasses to film the street and plan out the attack,

The New Orleans attacker used Meta smart glasses to record the area in advance and was wearing them during the attack, the FBI said at a press conference on Sunday.

Shamsud-Din Jabbar wore the same Meta smart glasses when he carried out his New Year’s Day attack, but there’s no indication he was recording, authorities said.