Shocking moment father and son are caught on camera gunning down and killing their neighbor over an argument about a mattress

This dramatic footage shows the shocking moment a father and son shot and killed their neighbor over a row on where to dump a mattress.  Authorities said they responded to calls about shots fired around 10.15 a.m. and located the victim, 37-year-old Aaron Howard, who died at a hospital.
John Miller, 67, and 31-year-old Michael Miller were arrested on murder charges over the death of Howard, who was shot dead as his brother and fiancee witnessed the horrific incident.

The argument took place in an alley behind Howard’s home on Don Juan Street in Abilene, which lies 150 miles west of Fort Worth.
According to KTXS, the father and son gunned down their victim on September 1 in Abilene. Prior to the shooting, the three men had an argument over a mattress that was dumped in an alley behind Howard’s home. Kara Box, Howard’s fiancée, recorded the argument between the three men. In the video, Johnnie is seen holding a pistol while Michael carried a shotgun. Johnnie can be heard saying ” If you come closer to me, I’m gonna kill you,” as Howard tells his fiancee that the elder is making a threat. Before the fatal shooting, Howard yells “Put the gun up and go inside!”.
As Box attempts to defend her fiancée the men continued to argue before the father-son duo shot and killed Howard.
The men were arrested and charged with first-degree murder but were later released on a $25,000 bail.