Residents run with looted items during a raid at a branch of the supermarket chain Chango Mas, in San Carlos de Bariloche, Argentina, on Dec. 20, 2012. Crowds of people broke into several supermarkets in San Carlos de Bariloche to loot items which resulted in a confrontation with police on Thursday. (Xinhua/Str)

Police elements clash with residents during a raid at a branch of the supermarket chain Chango Mas, in San Carlos de Bariloche, Argentina, on Dec. 20, 2012. Crowds of people broke into several supermarkets in San Carlos de Bariloche to loot items which resulted in a confrontation with police on Thursday. (Xinhua/Str)

Residents run with looted items during a raid at a branch of the supermarket chain Chango Mas, in San Carlos de Bariloche, Argentina, on Dec. 20, 2012. Crowds of people broke into several supermarkets in San Carlos de Bariloche to loot items which resulted in a confrontation with police on Thursday. (Xinhua/Str)

A looter throws stones during a clash with policemen in San Carlos de Bariloche, Argentina, on Dec. 20, 2012. Crowds of people broke into several supermarkets in San Carlos de Bariloche to loot items which resulted in a confrontation with police on Thursday. (Xinhua/Str)

Residents run with looted items during a raid at a branch of the supermarket chain Chango Mas, in San Carlos de Bariloche, Argentina, on Dec. 20, 2012. Crowds of people broke into several supermarkets in San Carlos de Bariloche to loot items which resulted in a confrontation with police on Thursday. (Xinhua/Str)