Natasha Singer reports:
It’s the latest criminal investigation technique, and it gives new meaning to that old saw “the ties that bind.”
Recently, forensic scientists in California used a genetic analysis procedure called “familial searching” or “kinship searching” to help the police identify a suspect in the “Grim Sleeper” serial murder case — and they did so by using a DNA sample collected for another purpose from the suspect’s own son. The Los Angeles police later arrested the father, Lonnie David Franklin Jr., who has since been charged with 10 counts of murder.
Read more in the NY Times.