Commonwealth v. Rivera

Convicted on two indictments charging murder in the first degree and on one indictment charging unlaw*267ful carrying of a firearm, the defendant, Luis Fernando Rivera, Jr., appeals claiming that (1) the judge improperly denied his motion to suppress; (2) the Commonwealth improperly interfered with his right to interview witnesses; (3) the judge erred in admitting evidence regarding a drug organization of which the defendant was not a member; (4) the prosecutor made improper prejudicial statements during his closing argument; and (5) the judge erred in refusing to instruct the jury regarding the…