The police have arrested one of the three accused of assaulting two constables attached to the Mangalam police station at Karikalampakkam near Puducherry on Monday.
Constables Sivaguru and Michael were on beat duty when they noticed the trio creating a public nuisance on the roadside near the State Bank of India.
Brandished a knife
One of the accused, Joseph, a historysheeter, was immediately caught but the other two attacked the policemen and all three escaped after brandishing a knife.
A case has been registered against the trio. The police identified the attackers as B. Joseph, S. Iyyanar and B. Arunachalam, all residents of Karikalampakkam.
Constables sustained injuries on their face and were treated at the Jawaharlal Institute of Postgraduate Medical Education and Research (Jipmer), the police said.
Director General of Police Balaji Srivastava visited the injured constables.
Residents staged a protest at Thavalakuppam on Tuesday demanding immediate arrest of the culprits involved in the incident. The key accused Joseph and another historysheeter, Pugazh, were arrested after a long chase at Alamaruthukuppam in Villupuram on Tuesday.
The police said Joseph fell into a ditch during the chase and fractured his right hand and left leg.
He has been admitted to a government hospital for treatment.