AC Milan's Maxi Lopez, left, duels for the ball against FC Barcelona's Mascherano, from Argentina, during the 2nd leg, quarterfinal Champions League soccer match at the Camp Nou against FC Barcelona in Barcelona, Spain, Tuesday, April 3, 2012.,Image: 592768895, License: Rights-managed, Restrictions: This content is intended for editorial use only. For other uses, additional clearances may be required., Model Release: no, Pictured: Maxi Lopez,Maxi Lopez; Mascherano