Authorities say the New Orleans truck attacker placed two IEDs in the French Quarter. The photo shows rolls of nails and what appears to be a radio receiver inside a cooler.

FBI agent found the rifle along with "a stockpile of more than 150 homemade improvised explosive devices, assessed as pipe bombs," during ... the filing states. Photos in the court filing showed a jar ...

42-year-old Shamsud-Din Jabbar — the sole perpetrator in the attack, officials say — was seen on surveillance video placing ...

The prosecutors' filing included photos of the rifle ... and extreme inclination to manufacture and stockpile improvised explosive devices," they wrote.