San Antonio Police have identified 20-year-old Helle Jae O’Regan as the victim of a fatal attack at the Diesel Barbershop on Bandera Road near Loop 1604 on May 6. O’Regan and two other barbershop employees were inside the business preparing for their reopening on May 8. Police arrested 42-year-old Damion Campbell on May 7 accusing…