 Since Commissioner Ramsey assumed his position, the city's homicide rate has dropped 37 percent and violent crime 31 percent.In the city's nine most dangerous districts, which account for 65% of homicides and 75% of shootings, homicides are down by over 40 percent.Ramsey's tactics have included installing a network of surveillance cameras in the city's most dangerous sections, increasing the number of cops on the beat, and moving police patrols out of their squad cars and onto foot patrols or bicycle patrols.