This is the sound of the caution announcement for the moving walkway in terminal B at Chicago's Midway Airport on August 5, 2012.
This is the sound of the moving walkway conveyer belt in terminal B at Chicago's Midway Airport on August 5, 2012.
An announcement on August 5, 2012 at Chicago's Midway Airport telling people that only ticketed passengers are allowed in the terminal between midnight and 5 a.m.
A flight boarding announcement on August 5, 2012 at Chicago's Midway Airport.