If you're under 21 and driving through Indiana, you'd better turn off the radio. Starting July 1, drivers under 21 are no longer able to use any sort of telecommunication device in the car. The restriction includes hands free and Bluetooth devices except in an emergency.
http://fox59.com/2015/06/30/preview-...effect-july-1/
http://fox59.com/2015/06/30/preview-...effect-july-1/