Commonwealth v. Brum

The defendant was convicted of murder in the first degree, as both a joint venturer and a principal, on the theories of deliberate premeditation, extreme atrocity or cruelty, and felony-murder (with armed robbery as the predicate felony).1 On appeal, he claims error in (1) the admission of his postarrest statement to the police, (2) the judge’s denial of his motion for a mistrial after a prosecution witness testified to a remark the defendant made after he had invoked his right to terminate police questioning, (3) the admission of portions of a statement made by the nontestifying codefendant,…