A demonstrator takes cover behind a makeshift shield during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator takes cover behind a makeshift shield during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator holds a placard reading "Without social justice there will be no social peace" during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Demonstrators are sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators run during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

A demonstrator is sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators wave Mapuche and Chilean flags from a statue during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators are sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Members of the security forces gather near a fire and under a graffiti reading "Out APEC" during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Demonstrators hit a sidewalk to get stones during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Demonstrators embrace and react during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator holds a makeshift shield painted with the colours of the Chilean flag during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator runs as a tree burns during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator takes cover behind a makeshift shield reading "Pinera suck it" during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator is sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator is sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Demonstrators are sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Demonstrators push an armored vehicle while being sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator takes cover behind a makeshift shield during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator is sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Demonstrators take cover and run as they are sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator falls down while being sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator carries a fire extinguisher during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator holds a Chilean flag reading "No more AFP (Pension Fund Administrators) stop abusing the people!! Constituent Assembly" during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Members of the security forces hold their shields during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

Members of the security forces hold their shields during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator is sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator affected by tear gas is helped by other during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator throws a stone towards a riot police vehicle using a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators are sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators run while being sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators embrace during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

A riot police vehicle uses a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators take cover as they are sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

A demonstrator gestures while others carry a metallic tube during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators hold Chilean and Mapuche flags during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

Demonstrators run while being sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators run while being sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Members of the security forces gather in front of a graffiti depicting Chilean President Pinera injured on the head during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

Masked demonstrators gesture during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators are sprayed by the security forces with a water cannon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

A demonstrator is detained by members of the security forces during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator reacts while being detained by members of the security forces during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator falls to the ground while being detained by members of the security forces during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator holding a Mapuche flag is detained by a member of the security forces during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator is detained by members of the security forces during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator throws a stone during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Pilar Olivares 

A demonstrator is detained by members of the security forces during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A member of the security forces aims a weapon during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

A demonstrator throws a rock to an armored vehicle during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

A demonstrator throws a tear gas canister during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

A demonstrator throws a tear gas canister during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Ivan Alvarado 

Demonstrators gather around a statue during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

Demonstrators gesture on a statue during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

A demonstrator is detained by members of the security forces during a protest against Chile's government in Santiago, Chile November 15, 2019. REUTERS/Jorge Silva 

Jean Espinoza, 22, sits on an armchair at his friends's house in Santiago, Chile November 13, 2019. Espinoza's eye was hit with a pellet during a protest in his hometown of Iquique in October. After three days of waiting, he was eventually transferred to the ocular trauma unit at the Hospital del Salvador in Santiago where he was later diagnosed with sight-loss in one of his eyes. REUTERS/Jorge Silva SEARCH "CHILE HUMAN-RIGHTS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Medical personnel shield the front of a make-shift emergency area during a protest against Chile's government in Santiago, Chile, November 14, 2019. REUTERS/Jorge Silva SEARCH "CHILE HUMAN-RIGHTS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Jean Espinoza, 22, poses for a photograph inside Christopher Astudillo's (not pictured) hotel room in Santiago, Chile, November 11, 2019. Espinoza's eye was hit with a pellet during a protest in his hometown of Iquique in October. After three days of waiting, he was eventually transferred to the ocular trauma unit at the Hospital del Salvador in Santiago where he was then diagnosed with sight-loss in one of his eyes. REUTERS/Jorge Silva TPX IMAGES OF THE DAY SEARCH "CHILE HUMAN-RIGHTS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.