Demonstrators take cover as a riot police vehicle releases a jet of water on them in Santiago

 
Demonstrators take cover as a riot police vehicle releases a jet of water on them in Santiago
Demonstrators take cover as a riot police vehicle releases a jet of water on them during a rally in support of the Aysen region social movement, in Santiago March 21, 2012. Members of social organizations from Aysen, some 1,682 km (1,045 miles) south of Santiago, are demanding fuel subsidies and special regional minimum salaries, amongst a series of requests, according to local media. REUTERS/Ivan Alvarado (CHILE - Tags: POLITICS CIVIL UNREST EDUCATION)