UFO Sighting in Big Spring, Texas on October 3rd 2015 – unknown object flying faster than the helicopters in slow motion

I was recording with my iPhone some blackhawk helicopters flying over my house at t/p/o and was gust reviewing the video I realized it was in slow motion and saw an object move from the bottom right to the left a lot faster than the helicopters even though they were both in slow motion.Not sure if it could be a bird but you guys are the experts let me know what you think If I can't figure out how to attach it to this form I will email seperatly I am a retired New York City Police Officer living in West Texas