Orlando police have released 911 calls from a man who walked in on a murder scene last month.Bryan Santana is accused of killing his roommate on North John Street.Another roommate said he came home to a bloody house and the suspect cleaning up.According to police, Santana told officers exactly how he murdered 23-year-old Shelby Fazio last month. Santana told officers he choked her from behind, stabbed her in the neck and then had sex with the corpse.He was cleaning up and washing his hands when their other roommate came home.John Heermance says he walked into a bloody mess."All right, my roommate, I think he's going to kill himself. He just sprayed me with pepper spray, and he tried to kill me. He has a knife. He's very dangerous," Heermance told the 911 dispatcher.Heermance also told detectives what happened when he got home to a gruesome scene."No one heard from her yesterday. And then today, I went to check on her, and my roommate was in the bathroom. He said, 'Good morning,' and then I looked in his room, and there was blood everywhere. And then he started to come at me with a knife," he said.When Orlando police caught up with Santana, he was downtown getting his hair cut.Santana also told officers he was trying to find a Walmart so he could buy a fake gun with the intention of pointing it at an officer in hopes of return fire.

Orlando police have released 911 calls from a man who walked in on a murder scene last month.

Bryan Santana is accused of killing his roommate on North John Street.

Another roommate said he came home to a bloody house and the suspect cleaning up.

According to police, Santana told officers exactly how he murdered 23-year-old Shelby Fazio last month. Santana told officers he choked her from behind, stabbed her in the neck and then had sex with the corpse.

He was cleaning up and washing his hands when their other roommate came home.

John Heermance says he walked into a bloody mess.

"All right, my roommate, I think he's going to kill himself. He just sprayed me with pepper spray, and he tried to kill me. He has a knife. He's very dangerous," Heermance told the 911 dispatcher.

Heermance also told detectives what happened when he got home to a gruesome scene.

"No one heard from her yesterday. And then today, I went to check on her, and my roommate was in the bathroom. He said, 'Good morning,' and then I looked in his room, and there was blood everywhere. And then he started to come at me with a knife," he said.

When Orlando police caught up with Santana, he was downtown getting his hair cut.

Santana also told officers he was trying to find a Walmart so he could buy a fake gun with the intention of pointing it at an officer in hopes of return fire.