Chicago is using Wrigley Field to stage ‘active shooter’ drill
On Thursday at Wrigley Field, law enforcement officials and emergency responders will be conducting a simulated "active shooter incident."
The exercises will involve Chicago’s fire department, police officers, the city’s emergency office and the Chicago Cubs, according to the Chicago Tribune.
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— Roseanne Tellez (@RoseanneTellez) July 14, 2016
This is wise preparation by Chicago or a sad sign of the times, maybe both.