It has been a weekend of sport full of surprises and shocks, as <a href="http://www.thenational.ae/sport/tennis/maria-sharapova-completes-her-return-to-top-of-the-game-by-winning-french-open">Maria Sharapova made a triumphant return</a> to the top tier of tennis, <a href="http://www.thenational.ae/topic/events/football/euro-2012">Euro 2012</a> kicked off with shock results and refereeing errors, and <a href="http://www.thenational.ae/sport/other-sport/shock-as-manny-pacquiao-loses-welterweight-title-bout">Manny Pacquiao lost his WBO welterweight title</a> to Timothy Bradley in controversial fashion. The National's deputy sports editor Kevin Affleck looks back over the highs and lows of recent sporting action - and questions whether the judges decision in Las Vegas brings boxing into disrepute and how fitting it is to see Sharapova at the summit of the women's rankings once more. <strong>Listen to the sports update on our player below:</strong>