WEBVTT MURDER.KCRA 3'S NATALIE BRUNELL HAS THEDETAILS.NATALIE: FROM CRIME SCENE TO LABTO 3-D FACIAL COMPOSITE, AVIRGINIA-BASED COMPANY ISCREATING VISUAL CREWS FOR CRIMEINVESTIGATORS.>> WE THINK OF DNA PHENOTYPINGAS A GENETIC WITNESS.WE ARE READING FACTUALINFORMATION ABOUT A PERSON WHOWAS CLEARLY AT THAT CRIME SCENEBECAUSE THEIR DNA WAS THERE.NATALIE: PARABON NANOLABS SAYSDNA SEQUENCES REVEAL A PERSON'SEYECOLOR, GEOGRAPHICAL ANCESTRY.>> YOU ARE GOING TO USE IT TOPRIORITIZE A SUSPECT LIST,CHOOSE WHERE TO INVEST YOURRESOURCES, AND EXCLUDE A LOT OFPEOPLE WHO DO NOT NEED TO BEFOCUSED ON.NATALIE: SINCE LAUNCHING THISTOOL IN LATE 2014, PARABON SAYSITS IMAGES HAVE LED TO MULTIPLEARRESTS, EVEN ONE CONVICTION.AND YOU ONLY NEED A TRACE AMOUNTOF DNA.>> A MINIMUM OF ONE NANOGRAM OFDNA.THAT IS ONE BILLIONTH OF A GRAMOF DNA.NATALIE: THE TECHNOLOGY IS BEINGUSED BY THE SACRAMENTO COUNTYSHERIFF'S DEPARTMENT TO TRY ANDSOLVE THE 1980 MURDER OF20-YEAR-OLD ROBIN BROOKS.SHE WAS SEXUALLY ASSAULTED ANDSTABBED IN HER APARTMENT.THE KILLER LEAVING BEHIND BLOODAND BODILY FLUID.PARABON USED THAT DNA TO CREATETHIS COMPOSITE OF WHAT THESUSPECT MAY HAVE LOOKED LIKETHEN AND TODAY.>> WE ARE STARTING TO GET A LOTOF TIPS.NATALIE: MICKI LINKS HAS BEENWORKING THE CASE FOR 12 YEARSAND SAYS THE IMAGES ARE LEADINGINVESTIGATORS DOWN NEW AVENUES,RETHINKING IF BROOKS KNEW HERKILLER.>> WE TALKED TO A FEW PEOPLE.THEY DON'T RECOGNIZE THE PERSON,SO I THINK THAT IS THE MOSTSURPRISING THING.IT POSSIBLY IS A TOTAL STRANGER.NATALIE: IT IS GIVING HOPE FORCLOSURE TO BROOKS' FAMILY.>> MORE IMPORTANTLY, IF THEPERPETRATOR IS OUT THERE, HE ISBROUGHT TO JUSTICE.