In this "forensic, unflinching, devastating work of historical recovery" (Sathnam Sanghera), Bud Dajo--an American atrocity bigger than Wounded Knee or My Lai, yet today largely forgotten--is revealed, thanks to the rediscovery of a single photograph. In March 1906, American soldiers on the island of Jolo in the southern Philippines surrounded and killed 1000 local men, women, and children, known as Moros, on top of an extinct volcano...