Kozhikode: Four police officers including a sub inspector were attacked by over 50 people on Sunday night at Kuttiadi in Kozhikode district of Kerala.

Police said the team had gone to the spot to arrest a local CPM leader, Ambattu Asokan, against whom there was an arrest warrant pending since 2016. Asokan is an accused in a case pertaining to the attempted murder of a BJP worker.

According to the police, officials of the Kuttiadi police station reached Asokan's house at Nittoor around 11pm on Sunday night and took him into custody but a crowd assembled outside the house pelted stones and attacked the cops. They managed to free the accused also.

A case has been registered against some Left workers and others, police said.

Police said they were booked under various sections of the Indian Penal Code including for obstructing a police officer and attacking an officer on duty.

A police jeep also suffered minor damage, police said.

Kozhikode Rural SP A Sreenivas, under whose jurisdiction the crime occurred, however, declined to comment on the incident.

Three of the injured were treated at a local hospital and one has been admitted to the Kozhikode medical College hospital.

The police are yet to make any arrests.