Texting while behind the wheel is illegal in most states. Warnings abound about the risks of distracted driving; Texting alone can make you twenty-three times more likely to crash. And yet drivers are still doing it. A lot. New numbers say 70% of crashes could be due to distracted driving. And it’s not just teens. Meanwhile, traffic fatalities overall are rising sharply. Many experts now say the problem has reached crisis levels, and requires radical new thinking. One proposed solution: a device that lets police officers view cell phone activity after a crash, the way a breathalyzer checks for alcohol levels. What it will take to meaningfully reduce distracted driving.