Hero of Sand Creek Massacre in Colorado honored on 150th anniversary Members of an Arapaho and Cheyenne honor guard mark the Sand Creek Massacre’s 150th anniversary at Riverside Cemetery in Denver, resting place of Capt. Silas Soule, who exposed the atrocity. (Brennan Linsley / Associated Press) Reporting from Denver — As dawn broke, the first headstones began appearing against a backdrop of oil refineries and rolling freight trains. Most were indistinguishable — knee-high, white, bearing spare inscriptions about those lying below. Rhoda Hungary moved swiftly through Riversid...