Philadelphia's new police commissioner promised to decrease gun violence in the city sharply by putting 200 more officers on the street, using "stop and frisk" searches in tough neighborhoods and installing 200 more surveillance cameras. The commissioner, Charles Ramsey, who spent eight years as police chief in Washington, set a goal of reducing killings by 25 percent this year, in large part by allocating more officers to the most violent neighborhoods. There were... (GunPolicy.org)