The FBI shared a timeline of events on Thursday of Shamsud-Din Jabbar's movements leading up to the attack and the investigation.
Before summer 2024: Shamsud-Din Jabbar allegedly joins ISIS
Dec 30: Shamsud-Din Jabbar picks up rented Ford F15 in Houston, Texas
Dec 31: Jabbar drives rented truck from Houston to New Orleans, Louisiana. The drive is approximately five and a half hours, spanning over 340 miles.
Jan 1 at 1:29 a.m. CT: Jabbar posts five timestamped videos to an online platform between 1:29 a.m. and 3:02 a.m., where he allegedly proclaims his support for ISIS.
In the first video, he explains he originally planned to harm his family and friends but was concerned the news headlines would not focus on the "war between the believers and the disbelievers."
This is also when he states that he joined ISIS before the summer.
He also provided a last will and testament.
Jan 1 at 2:03 a.m. CT: Surveillance footage shows Jabbar as he walked along Dauphine Street near Governor Nicholls Street. He is dressed in a light brown long coat, a dark-colored button-down shirt, blue jeans and what appears to be brown dress shoes. The FBI says Jabbar is seen placing devices inside coolers near Bourbon Street before the attack. They believe he acted along and changed clothes, law enforcement officials say.
Jan 1 at 3:02 a.m. CT: Jabbar posts his last of the five videos.
Jan 1 at 3:15 a.m. CT: Jabbar opened fire after ramming pedestrians on Bourbon Street.
Jan 1: Following the attack, authorities recovered two improvised explosive devices left in coolers in the Bourbon Street area, the FBI said. Those were the only devices recovered and both were rendered safe.
Jan 1: In the aftermath of the deadly incident, family members and friends have begun identifying the 14 people killed on Bourbon Street.
Jan 2: Jabbar's divorces and financial difficulties come to light. The records also show that after his military service, Jabbar worked for Deloitte as he aimed to grow his own fledgling real estate business.
Jan 2: Bourbon Street crime scene turned back over to City of New Orleans.
Jan 2: Bomb-making materials linked to the suspect were recovered by FBI agents and local law enforcement at Jabbar's last known residence in Houston, Texas, sources confirmed to ABC News. The items found were also referred to as "precursor chemicals" by agents in the field, sources said. The items were found when agents executed a search warrant at Jabbar's home in the small community of Greenspoint, in north Houston.