CHESTER, DELAWARE COUNTY (YC) – Two individuals died Sunday night following a collision involving two ATVs, according to preliminary reports.

Chester Police responded to the intersection of 10th & Lamokin St. just after 7:30 p.m. Sunday.

When police arrived, they noticed two individuals on the ground, one not breathing.

Paramedics pronounced one victim dead on arrival and the second victim passed away shortly after.

Two friends, Brandon Davis & Kevin, were riding together according to sources when they collided.

Chester requested backup to assist with crowd control. Approximately ten departments responded including the Pennsylvania State Police.

This is a developing story.