A walkathon and marathon were jointly organized by Thirumalai Mission Trust and Vedavalli Vidyalaya School in Ranipet on Sunday. Over 1,300 participants covered a six-kilometer distance to raise awareness about eradicating harmful substances. The event was flagged off by Deepa Ramasamy from CMC Hospital, Ranipet, and prizes were presented by Ranipet Additional Superintendent of Police Gunasekaran.