Ct. App. Md. Motion for leave to proceed in forma pauperis granted. Certiorari granted. Case transferred to appellate docket and set for argument immediately following No. 477 [ante, p. 918]. In addition to the questions presented by the petition for writ of certiorari, counsel requested to brief and argue question of retroactivity of North Carolina v. Pearce, ante, p. 711, and Simpson v. Rice, ante, p. 711.