The suicide bomber who rammed his car into a police station's main gate in Pakistan's northwest used 120 kilograms (about 264 pounds) of explosives, authorities said Wednesday. The attack — one of the deadliest in months — killed 23 officers and wounded 32 others the day before. Inayat Ullah, head of the bomb disposal unit, told The Associated Press the explosives were fitted in the suicide attacker’s vehicle.