MA Driver stopped by police for proceeding wrong way on one way street coming off rotary.  Driver admits to drinking “two ciders.”  Police note odor of alcohol coming from vehicle with cooler inside containing unopened beers.  Driver scores 3 out of 6 clues on Horizontal Gaze Nystagmus test, fails walk and turn test, but passes one-legged stand test.  Preliminary/Portable breath test results .08.  Administrative License Suspension (ALS) vacated for lack of evidence of impairment and DWI charge dismissed prior to trial.