Nearly 500 people were killed by firearms during one week in Sao Paulo state last month, more than double the normal rate, medical examiners said on Monday as part of an inquiry into allegations that police used excessive force to quell gang violence in Brazil’s richest state. At least 492 people died from gunshot wounds between May 12 and 20 across Sao Paulo city and state, but the total included suicides and deaths unrelated to clashes between police and a powerful organized crime gang called the First Command of the Capital, or PCC. Full Story