The FBI has released a new photo of New Orleans terrorist attacker Shamsud-Din Jabbar as they continue to investigate what motivated his New Year's attack on Bourbon Street.

The famous party street prepares to welcome back patrons less than two days after a pickup truck rammed into a New Year's crowd, killing 14 and injuring dozens.

The FBI said an initial review of Shamsud-Din Jabbar, 42, showed that the man conducted extensive online research into New Orleans before the rampage.

Shamsud-Din Jabbar, the driver behind the Bourbon Street attack on New Year’s, researched New Orleans and the deadly Christmas market attack in Germany in the hours and weeks before the attack, the FBI said in an update Tuesday.

The FBI has also revised the number of people injured in terrorist Shadsud-Din Jabbar’s attack, increasing the number to from 37 to 57.

The FBI released an update on their investigation into the possible motive behind the New Year’s Bourbon Street attack. On Tuesday, the FBI released new details about the attacker, identified as Shamsud Di Jabbar,