At least nine people were injured and four people died in a mass shooting that occurred at a bank in downtown Louisville on Monday morning. The shooter has also passed away.

According to the police, authorities were summoned to the Old National Bank on Main Street at about 8:30 a.m. on Monday. Within three minutes, they arrived at the location. When they got there, they found an AR-15-wielding active shooter inside. He has been identified as Connor Sturgeon, a 25-year-old bank employee.

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Now, at a press conference on Tuesday, Louisville Metro Police Department Interim Chief Jackie Gwinn-Villaroel revealed that Sturgeon had lawfully purchased the AR-15-style firearm from a local store. “We have also learned that he purchased the weapon used in this tragic incident yesterday on April 4,” she said. “He purchased the weapon legally from one of the local dealerships here in Louisville.”

She continued by saying that the shooting’s bodycam footage would be made public later on Tuesday afternoon.

Also Read: Who is Nickolas Wilt? Louisville police officer shot, critically injured by Connor Sturgeon

Furthermore, police dispatch audio shows that the shooter, Connor Sturgeon, left a terrifying final phone message outlining his intentions to “kill everyone” in the bank. The tape documents the police reaction to the horrific attack on Monday when a 25-year-old angry employee shot and killed his coworkers at the Old National Bank in downtown Louisville.

The dispatcher can be heard telling the responding law enforcement officers that Sturgeon called a friend prior to the shooting and left a message claiming he felt ‘suicidal’ and intended to kill everybody.

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According to police, Sturgeon shot Cory Galloway and Nickolas Wilt, two law enforcement officers. Galloway was the policeman who killed Sturgeon, and Wilt had joined the academy just 10 days ago.

“I am just truly proud of the heroic actions of those two officers,” Gwinn-Villaroel said. “They went toward danger in order to save and preserve life and that’s what you saw yesterday. They stopped the threat so other lives could be saved. No hesitation and they did what they were called to do.”