1962-1975 1964-1975 abductions casestudies cityplanning coldcases(criminalinvestigation) etc gangs genealogy general history investigation juveniledelinquency katherine kidnappings landscapeprotection lloydlee lyon maryland missingpersons ms-13(gang) murder newtowns organizedcrime plannedcommunities princegeorge'scounty registersofbirths robertsoncounty sheila sumnercounty tennessee texas thewoodlands truecrime welch woodlands