Security Perimeter

The air traffic control tower is seen behind the departures level of Terminal 2 at O'Hare International Airport. (Photo credit: Mira Oberman/AFP/Getty Images)

AP Probe Details 5 O’Hare Perimeter Breaches Since 2004

Chicago’s airports have experienced five breaches of perimeter security over the past 11 years, including one this January when a man armed with a pistol drove past a checkpoint.

04/09/2015

NATO Flag

Should You Leave Town During NATO Summit? Depends Who You Ask

With less than a month until the NATO summit in Chicago, the alderman whose ward will be most affected by security efforts was urging people to leave town during the summit, but the city’s top cop was downplaying potential disruptions.

CBS 2–04/25/2012

NATO Protesters

NATO Protesters Give City Monday Deadline To Share Security Plans

The group planning to protest during the upcoming NATO Summit is giving the federal government until 5 p.m. Monday to release its plans for a security perimeter at McCormick Place, or face a lawsuit.

CBS Chicago–04/20/2012