Person-Of-Interest Named In Americans' Tijuana Murders

Police have named a person-of-interest in the murders of four Americans found dead in Mexico on May 9, 2009. Ernesto Murguia Ochoa, 22, rented a house in Tijuana where Mexican authorities found identification cards of the dead Americans and walls stained with blood. Now, police are looking to talk to Ochoa, but fear that he may be another victim.