10ThingstoSeeSports - Real's Cristiano Ronaldo celebrates his goal during a Spanish La Liga soccer match between Real Madrid and Rayo Vallecano at the Santiago Bernabeu stadium in Madrid, Spain, Saturday, March 29, 2014. (AP Photo/Andres Kudacki, File)
Dortmund head coach Juergen Klopp, left, and Real's coach Carlo Ancelotti gestures as they stand on the sideline during a Champions League quarterfinal first leg soccer match between Real Madrid and Borussia Dortmund at the Santiago Bernabeu stadium in Madrid, Spain, Wednesday, April 2, 2014. (AP Photo/Andres Kudacki)
Dortmund head coach Juergen Klopp waves to Dormund supporters at the end of the Champions League quarterfinal first leg soccer match between Real Madrid and Borussia Dortmund at the Santiago Bernabeu stadium in Madrid, Spain, Wednesday April 2, 2014. (AP Photo/Paul White)
Real's Cristiano Ronaldo reacts after failing to score as Dortmund goalkeeper Roman Weidenfeller, right, argues with his teammates during a Champions League quarterfinal first leg soccer match between Real Madrid and Borussia Dortmund at the Santiago Bernabeu stadium in Madrid, Spain, Wednesday, April 2, 2014. (AP Photo/Andres Kudacki)
Real's Cristiano Ronaldo leaves the game during a Champions League quarterfinal first leg soccer match between Real Madrid and Borussia Dortmund at the Santiago Bernabeu stadium in Madrid, Spain, Wednesday April 2, 2014. (AP Photo/Paul White)