"On the cold, dark night of March 9, 1916, Mexican revolutionary Pancho Villa - el jaguar - and his band of marauders crossed the border and raided the tine town of Columbus, New Mexico. It was a vicious surprise attack, ending with corpses piled in the streets and psychological wounds to last a lifetime. Suspects were rounded up, trials were held, and a virulent backlash against persons of Mexican origin erupted. General John "Black Jack" Pershing,...