Tirunelveli (Tamil Nadu), Mar 20:Twelve people were injured when several coaches of the Madurai-Kollam passenger train derailed between Valliyur and Aralvaimozhi near here early this morning.

Senior railway officials from Madurai have gone to the spot of the mishap and are overseeing rescue and relief operations.

An investigation has been ordered to ascertain the exact cause of the derailment. (ANI)