Read the following facts regarding United States v. Sokolow (1989): Sokolow, appeared to be suspicious to police because while traveling under an alias from Honolulu, he paid $2,100 in $20 bills (taken from a larger sum of money) for a round-trip airline ticket to Miami. He spent a very short period of time in Miami. Sokolow was noticeably nervous and had checked no luggage. A warrantless airport investigation by Drug Enforcement Administration (DEA) agents revealed more than 1,000 grams of cocaine on the defendant.
Based on the facts above, how did the U. S. Supreme Court rule?