Man Shoots, Kills Brother After Argument Over Turning Lights On While Trying To Sleep

A man reportedly shot and killed his brother after an argument ensued between them over turning lights on at night in their family home in Avondale, Arizona on Saturday, Oct. 8 morning.

Officers from the Avondale Police Department received a call at around 3:17 a.m. on Saturday, Oct. 8 from a man saying that he’d shot his brother. When the officers responded to a home near Elwood Street and El Mirage Road, they found 30-year-old Oscar Castaneda Marquez and a man lying in the house with a gunshot wound, Azfamily 3TV CBS 5 reported.

The officers then took the wounded man to a hospital for immediate treatment. The man underwent surgery at the hospital for his injuries and later died.

Marquez told the officers that he heard his brother making noise and turning lights on in the home at around 3 a.m. on Saturday, Oct. 8 while everyone was trying to sleep. When sighed out loud in frustration, his brother started cursing at him and punched him in the face and chest several times.

Marquez then told the officers that he grabbed his gun to prevent his brother from getting it and left the house to walk around in the backyard. However, when his brother came to the front yard, he went back inside to grab his clothes and phone. Marquez told the officers that the lights were off in the living room and that he walked into the kitchen to ask his dad if his brother had left the house, FOX 10 Phoenix reported.

He then heard his brother yelling at him from the couch and start running toward him.

Seeing this, Marquez then dropped his boots and clothes, pulled his gun from his waistband, and fired one shot at his brother. Marquez told investigators that he didn’t mean to kill his brother and that he was intending to hit him in the leg.

Marquez's other brother and two sisters were also inside the house during the deadly fight. Marquez’s father said that he tried to break up the fight. However, he said he was in the kitchen during the shooting.

Investigating officers revealed that they found evidence of a bullet, blood, and an audio recording of the fight on Marquez’s sister’s phone.

Following the incident, Marquez was arrested and charged with aggravated assault with a deadly weapon, discharged firearm in city limits, and second-degree murder. He has been released on a $1 million bond.