Henn. Co. Cracks Down On Teens Who Text & DriveDriving can be dangerous for any new teen driver, but research shows that adding texting to the mix makes matters much worse. Sending or reading a text message distracts most teenage drivers for 4.6 seconds. At 55 mph, it’s like driving the entire length of a football field while blind. Lt. Jeff Schlumpberger with the Hennepin County Sheriff’s office says it’s illegal to text and drive in Minnesota.