Court of Appeals for the Seventh Circuit April 30, 1990, 89-2117 (United States v. Angelo Ingrao)

FLAUM, Circuit Judge.

On June 24, 1988, Angelo Ingrao was observed by agents of the Federal Bureau of Investigation (FBI) and officers of the Chicago Police Department walking down a gangway, previously used in a suspicious transaction, carrying an opaque black bag. The agents and officers followed Ingrao and stopped him while driving in his car.