(Ghost gun found during an investigation)...Police were investigating a weekend fight near Calexico High School.

The fight involved students from Central Union High School and Calexico High School. In the investigation, Calexico Police were looking for evidence in a nearby alley. They found a backpack, with the ghost gun inside. Police have not released a lot of details, but say there have been three arrests so far in the discovery. Two adults and a juvenile are in custody. The investigation is continuing.