Today's top sport at home and abroad, including the European Nations Association Football Cup Final at Rotterdam; the Yugoslav Motor Cycling Grand Prix at Opatija; the Martini International Motor Race at Silverstone. and Formula 5000 from Mallory Park; The Observer Single-handed Transatlantic Race; International Show-Jumping; Olympic Sports Spot; Stewpot's Mail-bag; and John Player League Cricket with close of play scores at 7.28.