The FAA has released a series of videos on the Draft EA for the O'Hare Terminal Area Project. They can be accessed here.

They include:

Video 1: Introduction into the Draft Environmental Assessment and General Conformity Determination
Video 2: A Description of the Proposed Projects and the Evaluation of Alternatives
Video 3: Summary of Potential Impacts from the Proposed Action Alternative
Video 4: How You Can Participate in the Draft EA Process