NTSB: Speeding kills nearly as many people as drunk driving

New research says speeding is almost as big a factor in deadly crashes in the U.S. as drunk driving.Speed cameras, when properly placed, have helped to significantly reduce the likelihood of a driver exceeding the speed limit, making streets safer for pedestrians and drivers. But only a fraction of states actually allow the use of these cameras.The National Transportation Safety Board says that needs to change.Fairfax County Virginia Police Captain Michael Grinnan has spent 24 years on patrol, a