The accused claimed during custodial questioning that he had opened fire in self-defence following a heated confrontation. Jonmoni Gogoi, wife of Ghanakanta Gogoi, the prime accused in the Guwahati hotel shooting that claimed five lives, surrendered before police in Dhemaji on Saturday. She had been untraceable since the night of October 26, when the deadly shooting took place inside Hotel Bilas Inn in Ulubari.