Protesters in Santiago, Chile, throw stones at police Sunday after a march marking the 38th anniversary of Chile's military coup. Police arrested 280 people and 45 people were injured, including a teenager who is in critical condition. (Associated Press)

Protesters in Santiago, Chile, throw stones at police Sunday after a march marking the 38th anniversary of Chile's military coup. Police arrested 280 people and 45 people were injured, including a teenager who is in critical condition. (Associated Press)