It's an idyllic summer day in Denver. Families are enjoying a festival in Civic Center Park, while residents and visitors alike happily stroll along the 16th Street Mall as a shuttle glides past. The air is filled with the sounds of people laughing and... More >>>
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Aaron Clauset found that the frequency and severity of smaller terrorist events, like the 1995 Aum Shinrikyo sarin attack that killed twelve, could point to the frequency and severity of much larger attacks like 9/11.