(concurring). I join the opinion of the court. I believe that on an appropriate occasion we should reconsider our decisions in Commonwealth v. Grise, 398 Mass. 247 (1986), and Commonwealth v. LeBlanc, 407 Mass. 70 (1990), insofar as they apply the exclusionary rule to evidence discovered after an action defective only by reason of a police officer’s acting beyond his territorial jurisdiction.