And those saying how did she get away with it, there are plenty of unsolved murders. If the person doesn't have an MO, or hasn't already been in the system (fingerprints, DNA) it makes it difficult to find the murderer.
In my opinion, murderers are just as bad as molesters. I don't know how she got away with killing so many people since the tender age of 13. Who caught her slipping this time?