A Delhi Police Special Cell inspector, who had achieved great success in tackling terrorists, allegedly committed suicide after killing a woman who was his live-in partner, the Gurgaon police said yesterday.

Inspector Badri Dutt, 45, and Geeta Sharma, 45, were found dead in an apartment in RD City under Sushant Lok police station. “Badri Dutt committed suicide after killing Geeta,” said Gurgaon's Additional Commissioner of Police Maheshwar Dayal.