IMPHAL, Jan 30: Haobam Marak Irom Leikai Apunba Meira Paiba Lup and Naoriya Pakhang Lakpa Meira Paiba Development Organization jointly held a sit in protest at Haobam Marak Irom Leikai today. The protest decried the bomb attack at the residence of one Dr Khomdram Rajnikanta on Wednesday evening. Rajnikanta is a retired joint director of the state Health Department.