Mary Was Suspicious That Her Neighbor Might Be Involved in Selling

Mary was suspicious that her neighbor might be involved in selling illegal drugs.One day Mary arrived at her apartment and saw a large paper sack tied with string in front of her neighbor's door.She took the bundle into her apartment,opened it,and discovered it was full of cocaine.She called the police,and the neighbor was arrested.The neighbor's lawyer claimed the evidence had been illegally obtained since no probable cause existed to justify opening up the paper bundle.Discuss the lawyer's argument.