This is rich. The San Francisco Police Department are now having to investigate their own brethren. It appears that last Saturday morning, SFPD missed finding a firearm on a female suspect being booked into the Tenderloin station. A police spokersperson would only confirm that "officers heard a shot come from the holding area just after 11:00 Saturday morning. When they went in officers found a woman detainee and a small handgun on the floor.......