Commonwealth v. Zorrilla

On May 11, 1993, a Brookline police officer observed Roberto Zorrilla’s automobile on Washington Street in Brookline traveling toward Boston with a “broken left taillight lens.” The officer activated his blue lights in an effort to stop Zorrilla’s vehicle. After proceeding 300 yards in Brookline, Zorrilla crossed into Boston, finally stopping and pulling over about 100 yards beyond the municipal line.

Because he had observed Zorrilla lean forward and to the right as he approached on foot, the officer ordered Zorrilla out of the vehicle and conducted a pat frisk. No weapons *78were found in either…