The "friendly confines" were considerably less friendly Thursday — not to mention a sign of the times — as Chicago-area first-responders simulated a large-scale "active shooter incident" at Wrigley Field, according to multiple reports.
Mock shooting drill taking place at Wrigley Field today https://t.co/GB31i4aTEQ
— WGN TV News (@WGNNews) July 14, 2016
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The exercise, planned months in advance and timed to coincide with MLB's All-Star break, was scheduled to run from 7 a.m. to 2 p.m. CT and include Chicago firefighters and police, the city's emergency office and the Cubs.