2004
- A triangular formation of reddish lights were seen at low to intermediate altitude by hundreds of witnesses, on three separate occasions in late 2004 and early 2005, producing multiple videos, photos, and mainstream local news coverage over two suburbs of Chicago, Illinois. The object(s) maneuvered slowly within a busy airspace near O'Hare International Airport. The incident was investigated by MUFON, and reported widely in metropolitan media.
Read more about this topic: UFO Sightings In The United States