S.F. police surveillance cameras report

"A long-awaited study of San Francisco's installation of surveillance cameras in high-crime areas shows that the effort fails in its primary goal of reducing homicide and other violent crime, but succeeds in reducing such offenses as burglary, pickpocketing and purse-snatching."

"The study found that the program, started by Mayor Gavin Newsom in 2005, is hampered by a lack of training and oversight, a failure to integrate footage with other police tactics, inadequate technology, and what may be fundamental weaknesses of cameras as devices to stop violent crime."

Here's the whole story in The San Francisco Chronicle