In 2000 , Keefe was convicted of first - degree murder and was sentenced to life imprisonment without the possibility of parole .
The case went unsolved for 15 years , until DNA identified Brooks ' then - fiance , Alfred Keefe , as the killer .
In 2000 , Alfred Keefe was convicted of first - degree murder and was sentenced to life imprisonment without the possibility of parole .
The case went unsolved for 15 years , until DNA identified Brooks ' then - fiance , Alfred Keefe , as the killer .