sounds like "seinfeld," but i have it on tape. >> three bright lights are hovering above tinley park.med in on them, it became different colored lights -- blue, green, red, white, yellow. it was hard to actually get a solid picture where there was some consistency of what it was. >> it almost looks like it's a triangle of all three of them really close together. >> it looked triangular in shape, and it just floated toward us and kind of rotated in the skies. >> sam muranto is the illinois state director for the mutual ufo network, a nonprofit organization dedicated to the study of unidentified flying objects. >> one of the objects which may be accountable for the isosceles formation may very well be just that, a large isosceles type of craft. >> whatever this is, it's moving slowly and silently. >> maybe that was an airplane. >> that's not an airplane neither. >> that's not an airplane. >> just one. >> an airplane doesn't move that slow. an airplane doesn't just have one red light -- >> that's what i said. but he said -- >> some person said, oh, maybe it's a helicopter. someone else s