the victim is being identified as angelina messisa. the garbage company, waste management, says the woman was working traffic control when the accident happened. grief coupers are on site todd and cal/osha is investigating. >>> san francisco police are looking for witnesses to a homicide. 28-year-old steven eric eskelone was found dead in his home in the 5000 block of diamond heights boulevard on june 12th. police say he may have been killed by a burglar. they want to see -- they want to speak with witnesses who saw electronics in the area being carried away. >>> the search continues for sierra lamar. allie rasmus has more to explain the special equipment being used today. >> reporter: well, the santa clara county dive team has searched this reservoir before but for the first time they are using new equipment. if this rock were located 50 feet from here, the sonar would capture the -- the rock and the shadow. this is what the equipment does, it sends back an image. >> the image looks long. the shadow is relatively nare -- is narrow. >>