Free4Picz: Student protests in Chile

A student shows wounds after being fired upon by riot police during a rally to demand changes in the public state education system in Valparaiso on August 9, 2011. (Eliseo Fernandez/Reuters) #

A chained worker demonstrating against Chile Bank sits on road sign as a policeman talks to him during a protest to demand an increase in salaries and better job conditions in Santiago on August 17, 2011. Workers have been demonstrating since since August 8, 2011. The worker was eventually arrested without injuries, according to local media. (Franco Moreno/Reuters) #

An injured protester is assisted after being struck by a vehicle during a 48-hour national strike in Santiago on August 24, 2011. (Victor Ruiz Caballero/Reuters) #

Riot police help a man affected by tear gas in Santiago on August 25, 2011 during a 48-hour national strike. (Hector Retamal/AFP/Getty Images) #

A demonstrator pulls down his pants in front of riot police during a 48-hour national strike in Santiago on August 25, 2011. (Victor Ruiz Caballero/Reuters) #

A demonstrator throws a tear gas canister toward a riot police vehicle during a 48-hour national strike in Santiago on August 25, 2011. (Ivan Alvarado/Reuters) #

Riot police hit students with their batons during a 48-hour national strike in Santiago on August 25, 2011. (Carlos Vera/Reuters) #

High school students of Universidad Catolica de Valparaiso lie on the ground on the second day of their hunger strike in Valparaiso on August 30, 2011. The five students, who do not want to be identified, are holding the hunger strike to demand changes in the public state education system. (Eliseo Fernandez/Reuters) #

A student dressed as a skeleton stands inside a subway car after a student rally to demand Chile's government make changes to the public state education system in Santiago on September 2, 2011. The words on the heart read: "No more profit". (Victor Ruiz Caballero/Reuters) #

Chile's student leader Camila Vallejo speaks to reporters at La Moneda government palace after holding a meeting with Chile's President Sebastian Pinera in Santiago on September 3, 2011. (Roberto Candia/AP) #

A riot policeman is assaulted by demonstrators during a protest marking the 1973 military coup in Santiago on September 11, 2011 that ushered in a 17-year dictatorship under former General Augusto Pinochet. (Carlos Vera/Reuters) #

A protester holds up an image mocking Chile's President Sebastian Pinera as demonstrators march toward La Moneda presidential palace on the second day of a national strike in Santiago on August 25, 2011. (Victor R. Caivano/AP) #