Automatic emergency braking will be standard in most cars in 2022. The technology is expected to cut the number of rear-end crashes in half, but hundreds of drivers say sometimes the system slams on the brakes – apparently for no reason. CBS News found reports of several accidents and injuries that drivers blamed on false activations of emergency automatic braking systems. Safety advocates and carmakers say in the vast majority of cases it works, but it is not perfect. For Cindy Walsh, getting behind the wheel of her 2018 Nissan Rogue raises her anxiety level. Since she bought the SUV...