The following exert is an eye witness statement. Please read into it what you will. This has been reported to mufon who I am sure are investigating:
Viewed extremely large ufo high sky. did not move for over 15min. military jet approached it did not move and remained for 5 minutes after jet left. it disappeared. the placement in sky was so high the jet was a stick figure compared to the ufo. length wise ufo could have been, 3-4 jets lined up.