two together. >> it was very scary, and i think the whole neighborhood was scared. >> right there in that very neighborhood police would find their suspects. coming up -- >> they had recovered a knife. >> quick work from investigators. two suspects, two confessions. >> it was supposed to be routine. we go in, find her purse and took the money and leave. >> were they telling the truth when "dateline" continues. the threat is everywhere. and it only takes one mosquito bite to transmit it. that's why you need to protect your dog with heartgard plus. just one real beef chew given once a month, every month, helps keep your dog safe all year long. test dogs for infection prior to use. in rare cases digestive and neurological side effects have been reported. for more information contact your vet. get your dog out of hiding. ask your vet about heartgard plus. the vet's # 1 choice