they call us the popo. i think it is and affected -- affectionate -- an affectionate term. there is a lot of terms like that going on. cop does not bother me. >> officers in the district over the years have lost their lives as policeman. 60 of those were killed by a gun being shot. how much do you worry about that and how often does that happen on your watch? >> i worry about it every day. in the past couple years, we have done risky operations to go after the most violent people in this city. the guys in the unit's know that every single morning, when we would get updates, it was a decision for me each day, time to shut this down. you are taking huge risks. the great police officers know the risks and they are good at what they do. i worry about it every day. we have had a lot of officers shot. killed in traffic related incidents. >> how much control do you have the cameras? >> traffic control. it is mine. i was the commander of the homicide unit back in 1997. 76 traffic fatalities in the city. the population was much smaller and we did not have all the bicycles and pedestr