The attack on Bourbon Street "struck me as being particularly reminiscent of ISIS advice,” said Joshua Fisher-Birch, a researcher at the Counter Extremism Project.

Recordings and interviews detail Shamsud-Din Jabbar’s growing discontent with American society and increasing isolation even within his local Muslim community.

The FBI provided an update Tuesday on the New Year's Day attack in New Orleans, revealing new information about the attacker's online search history as well as releasing a photo showing him walking in the city just weeks before the rampage that killed 14 people.

The group, which has been decimated in recent years, has a sophisticated media operation that promotes lone-wolf attacks.

After a truck drove into a crowd on New Year's in New Orleans, killing 14 people, the FBI has continued to look into the man Shamsud-Din Jabbar.

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