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The shooting that left two dead at an Anaheim senior living complex on Thursday has been officially ruled a murder-suicide, according to police.

The Anaheim Police Department said in a news release Friday morning that emergency personnel responded to reports of a shooting at 891 S. State College Blvd. at 3:40 p.m.

Upon arrival, they found a woman suffering from a gunshot wound. She later died at a local hospital.

  • Two people are dead, including the gunman, after a shooting at a Anaheim senior apartment complex on April 25, 2024. (OnScene.TV)
  • SWAT Team members surrounded an Anaheim senior apartment complex after a woman was shot to death on April 25, 2024. (OnScene.TV)
  • Two people are dead, including the gunman, after a shooting at a Anaheim senior apartment complex on April 25, 2024. (OnScene.TV)
  • Two people are dead, including the gunman, after a shooting at a Anaheim senior apartment complex on April 25, 2024. (OnScene.TV)
  • Anaheim Police Department patrol car. (OnScene.TV)
  • SWAT Team members surrounded an Anaheim senior apartment complex after a woman was shot to death on April 25, 2024. (OnScene.TV)
  • SWAT Team members surrounded an Anaheim senior apartment complex after a woman was shot to death on April 25, 2024. (OnScene.TV)
  • SWAT Team members surrounded an Anaheim senior apartment complex after a woman was shot to death on April 25, 2024. (OnScene.TV)
  • SWAT Team members surrounded an Anaheim senior apartment complex after a woman was shot to death on April 25, 2024. (OnScene.TV)
  • The male suspect barricaded himself inside his third-floor apartment after fatally shooting the complex manager on April 25, 2024.
  • SWAT Team members surrounded an Anaheim senior apartment complex after a woman was shot to death on April 25, 2024. (OnScene.TV)

That victim was identified as 59-year-old Anaheim resident Ana Monterrosa, manager of the apartment complex.

Joe Guerrero, a resident at the complex, said he was speaking to Monterrosa in her office when the shooting occurred.

“He just came up to her and shot her four times,” Guerrero said. “I just can’t believe what happened. I thought he was going to shoot me next, but he just looked at me and took off.”

Responding law enforcement officers identified the suspect as Brian Lawrence, a 67-year-old resident of the complex who returned to his apartment after allegedly shooting Monterrosa.

Brian Lawrence
Brian Lawrence, 67, shot and killed 59-year-old Ana Monterrosa at a senior living complex in Anaheim before he died by suicide hours later, according to police. (Anaheim Police Department)

Following a standoff, officers entered his third-floor apartment at 9:30 p.m. and found Lawrence dead.

It was ruled that Lawrence died by suicide. Anaheim police said there are no outstanding suspects.

No other details, including a motive and the nature of the relationship between Monterrosa and Lawrence, were immediately made available.

Vivian Chow contributed to this report.