THIRUVANANTHAPURAM: Kerala Chief Minister V.S. Achuthanandan has protested over the failure of the Karnataka police in apprehending all the culprits involved in the abduction of MLA C.H. Kunhanbu’s daughter in Mangalore. In a letter sent to Karnataka Chief Minister B.S. Yediyurappa on Thursday, Mr. Achuthanandan said that nearly a hundred followers of organisations such as Bajrang Dal and Sri Ram Sena were involved in the incident.