By Carrie Saldo
http://stream.publicbroadcasting.net/production/mp3/wamc/local-wamc-495134.mp3
Great Barrington, MA – Massachusetts motorists who are drunk driving repeat offenders face harsher penalties and a new law designed to make sure they're sober on the road. The required ignition interlock device is a provision of "Melanie's Law" that took effect last week.