Referee Jose Buitrago, right, shows a red card to Mauro Cetto of Argentina's San Lorenzo, during a Copa Libertadores match against Union Espanola Chile's, in Santiago, Chile, Thursday, Mar. 20, 2014. ... more 
Referee Jose Buitrago, right, shows a red card to Mauro Cetto of Argentina's San Lorenzo, during a Copa Libertadores match against Union Espanola Chile's, in Santiago, Chile, Thursday, Mar. 20, 2014. (AP Photo/Luis Hidalgo) less 
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Associated Press | Photo By Luis Hidalgo
Thu, Mar 20, 2014 11:09 PM EDT