At the time, the Chicago Department of Aviation said "there were no operational disruptions or safety incidents reported, and the area was promptly swept by [the Chicago Police Department] and Aviation Security personnel out of an abundance of caution," according to WLS-TV.
New video shows DoorDash driver pulling up next to plane at Chicago O'Hare
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Both O’Hare International and Midway International airports similarly went offline but the Chicago Department of Aviation said it did not disrupt airport operations.
Cyberattacks down airport websites, travel operations not disrupted
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