A 36-year-old man is facing child pornography charges and is being investigated for sexually assaulting a minor.
Colin Lee Betchuk was charged with possession of child pornography.
EPS believe there may be additional sexual assault victims.
Betchuk is a part-time babysitter and has previously posted his services online.
Police want to speak with anyone who has hired him as a babysitter.
EPS and the Internet Child Exploitation Unit (ICE) are investigating.
Anyone with more information about Betchuk is asked to call EPS at 780-423-4567 or Crime Stoppers at 1-800-222-8477.