Updated: March 13, 2013, 12:00 AM
In pictures: Clubs in action across Europe and Asia
epa03621011 Umut Bulut (L) of Galatasaray celebrates after scoring the 3-2 against Schalke's goal-keeper Timo Hildebrand during the UEFA Champions League round of 16 second leg soccer match between FC Schalke 04 and Galatasaray Istanbul at Stadion Gelsenkirchen, Gelsenkirchen, Germany, 12 March 2013. EPA/FRISO GENTSCH *** Local Caption *** 03621011.jpg
Philippe Mexes, the AC Milan defender, is despondent in defeat. Alberto Estevez / EPA
Xavi, of Barcelona, consoles AC Milan's Massimo Ambrosini after the game. Alejandro Garcia / EPA
Gerard Pique jumps on to Jordi Alba as Barcelona celebrate their victory. Gonzalo Arroyo Moreno / Getty Images
Galatasaray supporters celebrate after their team progressed to the quarter-finals on beating Schalke 4-3 on aggregate. Frank Augstein / AP Photo
Al Jazira's Fernandinho, in white, vies for the ball with Hassan Fallatah, of Al Shabab, during their Asian Champions League 1-1 Group A draw. Jeffrey E Biteng / The National
Jordi Alba, left, scores Barcelona's fourth goal against AC Milan during their Uefa Champions last-16 second leg match. Barca won 4-2 on aggregate. Manu Fernandez / AP Photo
Khamis Ismail, left, keeps possession against Al Shabab's Ahmed Ibrahim Ateef during the game that was played in Abu Dhabi. Jeffrey E Biteng / The National