In Mexico, gunmen stole a cargo truck early last week as it hauled radioactive cobalt-60 taken from obsolete radiation therapy equipment for disposal. The empty shipping container was found at a home near where the truck was abandoned and the radioactive material was dumped in a rural field. A sit-in by police seeking pay raises in Argentina's second-largest city set off hours of looting, robberies, injuries and vigilante mobs trying to protect their neighborhoods before the provincial government agreed to officers' demands and calm returned Wednesday. On Friday, FIFA held the final draw ceremony for the 2014 World Cup in the Brazilian beach resort of Costa do Sauipe, leaving host Brazil a relatively easy path in the first round. Associated Press photographer Natacha Pisarenko discovered an all-male mental institution that uses tango as therapy, and Rodrigo Abd produced a moving portrait of a remote Peruvian region where forensic specialists are conducting the biggest-ever exhumation from the country's long, brutal conflict.
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