SEATTLE — Detectives investigating allegations of sexual assault involving a teenage girl arrested a suspect Tuesday morning after serving a search warrant at a Marysville residence, Sumner police said.
The investigation alleges the suspect used Snapchat to contact a 15-year-old girl before forcibly sexually assaulting her at her home in Sumner.
Cases involving crimes against children often require specialized expertise, advanced digital investigative techniques and coordination between multiple agencies, investigators said…