I think it might depend on the state, but I believe that taking pictures of children is usually against the terms of a pedophile’s release.
Here is one example of a registered pedophile facing charges after being caught taking pics of kids in public...
http://www.journaltimes.com/news/local/article_0853ea4c-fce7-5098-bfce-c06418bab095.html
DEFINITELY call the local police or probation dept and find the officer in charge of this offender. No matter what the laws are in your state, the parole officer will absolutely want to know that he has been doing this...
Thanks for the info. I’ll let you all know how it turns out.