Sunderland's Vito Mannone (L) makes a save from Chelsea's Mohamed Salah during their English Premier League soccer match at Stamford Bridge in London, April 19, 2014 (Photo: Reuters)

Sunderland's Jack Colback challenges Chelsea's Mohamed Salah (L) during their English Premier League soccer match at Stamford Bridge in London, April 19, 2014 (Photo: Reuters)

Chelsea's Samuel Eto'o, no 29, runs to celebrate his goal against Sunderland during an English Premier League soccer match at the Stamford Bridge ground in London, Saturday, April 19, 2014. Sunderland won the match 2-1 (Photo: AP)

Atletico Madrid's Diego Costa celebrates his goal during their Spanish first division soccer match against Elche at Vicente Calderon stadium in Madrid April 18, 2014 (Photo: Reuters)

Atletico Madrid's David Villa (C) heads the ball next his teammate Raul Garcia and Elche's Cristian Sapunaru during their Spanish first division soccer match at Vicente Calderon stadium in Madrid April 18, 2014 (Photo: Reuters)

Mainz's Niko Bungert, center gets the red card by referee Markus Schmidt during the German first division Bundesliga soccer match between BvB Borussia Dortmund and Mainz 05 in Dortmund, Germany, Saturday, April 19, 2014 (Photo: AP)

Dortmund's Mats Hummels, left, Dortmund's Sokratis of Greece and Mainz's Shinji Okazaki of Japan, right, challenge for the ball during the German first division Bundesliga soccer match between BvB Borussia Dortmund and Mainz 05 in Dortmund, Germany, Saturday, April 19, 2014 (Photo: AP)

Dortmund players celebrate after winning the German first division Bundesliga soccer match between BvB Borussia Dortmund and Mainz 05 by 4-2 in Dortmund, Germany, Saturday, April 19, 2014 (Photo: AP)

Bayern's Claudio Pizarro of Peru, left, and Braunschweig's Deniz Dogan of Turkey challenge for the ball during the German Bundesliga soccer match between Eintracht Braunschweig and Bayern Munich in Braunschweig, Germany, Saturday, April 19, 2014 (Photo: AP)

Bayern's team celebrates after winning the German Bundesliga soccer match between Eintracht Braunschweig and Bayern Munich in Braunschweig, Germany, Saturday, April 19, 2014 (Photo: AP)

Bayern Munich's Claudio Pizarro celebrates with his team mate Thomas Mueller (R) after scoring a goal against Eintracht Braunschweig during their German first division Bundesliga soccer match in Berlin, April 19, 2014 (Photo: Reuters)