Police cruiser monitoring highway traffic during pre-Roadblock saturation patrol on Friday night outside Boston. Officer clocking vehicle in far left lane from far right lane when client approaches from behind in middle lane at high rate of speed. Client slows immediately but police drop in behind and stop him. Police note an odor of alcohol and red/glassy eyes. Driver admits to drinking wine at dinner after work, but refuses to participate in field sobriety tests after exit order. Police admit under cross examination that driver did not display slurred speech and he was otherwise cooperative and polite with no loss of balance or coordination during exit sequence. Driver also responded appropriately and reacted safely in cruiser’s lights. Not Guilty finding following jury trial.