V shaped light pattern but craft was pyrymid shape and demention. Huge size of shopping mall made no sound, escorted by 1/2 hours worth of jets before and after.What is it?father (construction worker and respiratory therapist) son ( honor student) and neighborhood kid ages 45, 16, 17, all in back yard watching the military fighter jets fly over when the appearance of UFO from the nearby mountains occurred. These mountains are located just west of rural property on US/Mexican border. Craft (UFO)Had bright lights at first then dimmed when approaching civilization.Flew east along US/Mex border towards New Mex. out of sight. V-shaped craft like the phoenix lights but appeared as a 3-d pyramid upon closer view as passing over.Very large. (size of a wal-mart)