In New Orleans, a man drove a pickup truck into a crowd on Bourbon Street, killing at least 15 people and injuring dozens more.
The driver, identified as Shamsud Din Jabbar, is not believed to have been driving alone.
The FBI launches an investigation in response to the attack, and asks senior Biden administration officials to investigate testify President Biden addresses the Senate.
Here's what we know so far about this attack:
The driver is an American citizen
Shamsud Din Jabbar is a US citizen from Texas who served in the military.
The 42-year-old man was carrying an ISIS flag at the time of the attack, and his ties to other terrorist organizations are also being investigated by the FBI.
The man died in a gunfight with police after the attack.
Authorities do not believe he acted alone
Authorities believe Mr. Jabbar was not alone in the attack and are investigating whether others were involved.
The Houston FBI and Harris County Sheriff's Office are currently “conducting law enforcement operations” in a north Houston block believed to be connected to the New Orleans attack.
“Due to the ongoing investigation, we are unable to provide any further information,” the statement said.
According to a state police bulletin, authorities said surveillance video from the attack showed three men and a woman placing improvised explosive devices, according to the Associated Press.
During a press conference, Louisiana Gov. Jeff Landry (R) was asked how authorities were so sure there was more than one person involved, to which he responded, “Why would I tell you?” .
The incident is being investigated as a terrorist attack
The FBI is leading the investigation to determine whether the incident was an act of terrorism.
“My heart breaks for the people who started this year knowing their loved ones were killed in this horrific attack,” said U.S. Attorney General Merrick Garland. Our prayers go out to the dozens of people who were injured, including police officers.” People who risked their lives to save others. ”
Garland said “every resource available” will be used in the investigation.
Sugar Bowl postponed
The Sugar Bowl football game was postponed because the stadium was only a mile from the site of the attack.
Caesars Superdome was locked down for security Wednesday before the game was announced to be postponed for 24 hours.
“By the way, the CFP quarterfinals were scheduled to be played at the Superdome tonight at 7:45. “All parties agree that it is in the best interest of public safety to postpone the game for 24 hours,'' CEO Hundley said.
“We'll have more details on that in the coming hours, but for now, that's our plan to move forward and play the game. Thank you to everyone here for your important work here. I would like to once again express my gratitude to you,” he added.
The Associated Press contributed to this report.
