In case you guys arent hip to those specific acronyms:
ONS = Original Night Stalker and EAR = East Area Rapist.
Too much to type out and/or cut and paste so ill just post some links about the crimes.
http://en.wikipedia.org/wiki/Original_Night_Stalker
http://www.ear-ons.com/index2.html
If you dont know anything about this case then i suggest you read up cause its some crazy shit. Also that voicemail he left on one of his victims answering machine is so fucking creepy. You can listen to it on the page of the second link i posted.