eric vintero and officers heppler and carrasco. >> good evening. i would like to introduce officer troy carrasco and william elppler, october 3, 2011, police dispatch put out a call of the stabbing that had just occurred. several richmond units began responding to the scene. officer robert long are right first in salt a suspect standing in front of 16th avenue. he saw he was holding his right hand in was dripping with blood. he also observed there was blood all of the sidewalk in front of the victim's house. he rendered first aid and so stayed with the victim. officers chased of fillmore, kevin i sent and sergeant mary gray responded to the scene as back of units. elderly male victim told responded officers that his son had stabbed him, and that he was somewhere inside of the house at 636 funston avenue. he said his son was suffering from mental issues. officers quickly determined there were other family members inside the house with the suspect. officers knew there could be for their victims of they did not act immediately. officer fillmore and se