this hour. a lot could change in the coming hours. pamela brown in washington. deborah feyerick on the scene in new york. first the latest from pam brown. reporter: major break in the case came wednesday when atf forensic specialists recovered wint s dna on a pizza crust according to a source with knowledge of the investigation. a nearby domino s franchise says it delivered pizzas to the home that night and left the food at the door unaware the family was bound with duct tape inside. it is incredibly brazen. it shows an element of calm that the person didn t feel rushed. reporter: investigators say savopoulos assistant dropped off around $40,000 in cash to the family s house but the assistant was apparently told not to come inside. this as we learned more grisly details about the murder. phillip savopoulos had stab wounds and was burned beyond recognition. a sadistic killer. a son might have been used as a