Two girls arrested after threat prompts Richardson HS lockdown

Police arrested two girls at Richardson High School for writing threatening graffiti in a school bathroom.

A student shared with FOX 4 a picture of the alleged threat about a school shooting that would happen on Thursday at the Richardson High School.

The school was on lockdown while police officers and the Richardson ISD security team investigated. They determined a 15-year-old and 16-year-old student made the threats.

The girls were charged with making a terroristic threat.