Huntington Beach Police responded to a morning shooting that left one dead and three wounded after an argument about the sale of a home broke out out in front of a residence on Aug 7.    While the victims have yet to be identified to the public, amongst the four were real estate professionals that accompanied a family member of the house for a viewing, Huntington Beach Captain T. Martin said in an Aug. 7 press release.   Police found three wounded individuals on the front lawn of a residence when responding to reports of gunshots in the 4500 block of Operetta Drive.    When police arrived at the scene, they evacuated the victims and suspected the shooter was barricaded inside the home.    Shortly after, the suspect exited the home with a gunshot wound. The victims were immediately transported to the hospital and one died from his injuries.    …