>> a primal scream came out of me. >> she just immediately broke down. started crying pretty hard. >> police were quick to question her ex. maybe too quick. >> they focused in right from the very beginning. >> husband always does it, right? >> but what if the husband didn't? >> you don't find any dna, fingerprints, blood, anything of his in the house. >> could someone else be the real killer? >> i'm wondering what was this man capable of? >> so much tragedy and so much heartbreak. >> it was very emotional for me. >> we just kept waiting for them to figure out that they had it wrong. it was the 2nd of july, 2008. early evening in a fine old town called prescott, arizona.