Álvaro Pulido Vargas faces federal charges in Florida related to what prosecutors described as money laundering and bribery schemes. It is not clear when or where he was arrested.

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A small band of urban guerrillas, they hoped to topple the “ruling class” using guns and bombs. Instead, their efforts brought death and ruin.

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A 37-year-old man shot three employees at an equipment rental business, then killed himself after a standoff with the police, the authorities said.

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