http://www.cbsnews.com/news/ntsb-speeding-cameras-deadly-crashes-washington/
The National Transportation Safety Board (NTSB) says that needs to change.
Fairfax County Virginia Police Captain Michael Grinnan has spent 24 years on patrol, and he tells CBS News correspondent Kris Van Cleave that speeders are a daily part of life.
He says the department has found that on average, drivers are going seven or eight miles over the speed limit. But the faster a car goes, the longer it takes to stop