Authorities have launched an investigation following reports of an unknown substance being sprayed on three cars in Hockley Heath. The incident occurred on a residential drive located off Stratford Road on January 23. Police are currently gathering information and reviewing any available CCTV footage to identify the responsible party. Local residents have been urged to remain vigilant and report any suspicious activity in the area. The police have not released further details about the substance at this time but reassure the public that they are treating the matter seriously as they continue their inquiries.