Top Story with Tom Llamas - Feb. 17 | NBC News NOW

AND NANCY GUTHRIE. >> HER HOME NOT MATCHING IN THE DNA DATABASE. AS THE SHERIFF REVEALS TO US THE NEW LEADS THEY'RE NOW PURSUING.POSSIBLE NEW CLUES IN THE VIDEOS. WAS THE SUSPECT WEARING A RING UNDER THAT GLOVE. PLUS, THE HOPE THAT DNA FOUND INSIDE THE HOUSE COULD LEAD TO A SUSPECT.AND THE SHERIFF TELLS US THAT OTHER TECH COMPANIES, EVEN MARK ZUCKERBERG, HAVE REACHED OUT TO HELP. DANGEROUS STORMS BATTERING THE WEST. VIOLENT WINDS TRIGGERING THIS DEADLY 30 CAR PILEUP.THE DESPERATE SEARCH FOR SKIERS TRAPPED I ...