MA Driver, age 18, stopped by police for speeding 85/55 MPH zone. Upon approach to vehicle Police Officer smells an odor of marijuana emanating from the vehicle. During subsequent roadside investigation driver is arrested for possession and transportation of drugs. At booking a second officer determines that he smells an odor of alcohol coming from driver, but first officer made no observations of impairment and/or consumption of alcohol. Driver submits to field sobriety tests and breath test at booking with reported .12 BrAC. Defense prepared to argue police lacked grounds to request field sobriety tests and breath test. DWI Charge dismissed prior to trial.