Shamsud-Din Jabbar was identified as the suspect who drove down a crowded Bourbon Street, killing at least 15.

Months before the deadly New Orleans vehicle attack on New Year’s Day, the city modeled scenarios for how an attacker could enter Bourbon Street at various intersections in a crew-cab Ford F-150 similar to the one used to kill 14 people and injure dozens more.

"There has been a mass casualty incident on Canal and Bourbon Street. Get yourself away from the area," NOLA Ready said.