Altoona police have filed charges against several juveniles and adults after an investigation into a May 18 assault in the city.

According to an Altoona Police Department press release, the assault involved multiple juveniles and resulted in the June 2 arrest of a 13-year-old boy. He was charged with criminal conspiracy, aggravated assault, false imprisonment, riot, simple assault, harassment and disorderly conduct. A search warrant was executed on the teen’s primary residence where evidence related to the assault was seized, including multiple cellphones, police reported.

On June 3, an additional search warrant was served on the primary residence of a 13-year-old girl involved in the alleged assault. Her charges will be the same as the boy’s, police reported.

As a result of the arrest on June 2, Elizabeth Cassarly, 44, was charged with interference with the custody of children, endangering the welfare of children, corruption of minors and drug offenses.

All other persons, mainly juveniles, involved in the assault have been identified and charges will be filed, police said.

The investigation is ongoing and additional search warrants are anticipated in reference to this incident, as well as other incidents.

The Blair County Juvenile Probation Office, Altoona Area School District Police and AASD administration assisted with the investigation, the report states.