Multiple people injured in attack on Boulder’s Pearl Street Mall

Colorado police are responding to what they called an attack at Boulder's Pearl Street Mall that left multiple people injured.

Authorities said the violent incident happened at 13th Street and Pearl Street on Sunday afternoon. While first responders work the site, police advised everyone to stay away from the area.

Police responded to reports of a man with a weapon and that people were being set on fire.

There were multiple victims at the scene with injuries consistent with burns, police said.

"We are aware of and fully investigating a targeted terror attack in Boulder, Colorado," FBI Director Kash Patel wrote in a statement on X. "Our agents and local law enforcement are on the scene already, and we will share updates as more information becomes available."

Boulder police said they are evacuating the 1200, 1300, and 1400 blocks of Pearl Street between Walnut and Pine to investigate what transpired. "Please avoid this area," the agency tweeted at 3:08 p.m.

Boulder, Colorado, Police Chief Stephen Redfearn said a suspect was arrested during the afternoon incident and had minor injuries that necessitated treatment.

The name of the suspect was not given. People were being asked to stay away from downtown Boulder as police check out a vehicle that may have been associated with the attack, Redfearn said.

"The area is not safe yet," he said.

Colorado Gov. Jared Polis called the attack a "heinous act of terror."

"Hate-filled acts of any kind are unacceptable.  While details emerge, the state works with local and federal law enforcement to support this investigation," Polis wrote on X.