LOS ANGELES (AP) - California authorities are combing through DNA left behind by dead killers and rapists in an effort to solve cases that went cold years ago.
The Los Angeles Times reports that so far the effort has linked a serial killer who died in prison in 1999 to an unsolved murder in Los Angeles County in the late 1980s.
The program is not likely to result in additional convictions because the perpetrators are already dead.
However, it can allow investigators to close some cases and turn their attention to others.
The Times reported Saturday that the is under way in Los Angeles, Orange and Sacramento counties.
Authorities say they believe it is the first in the nation.
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