AN office worker was left spooked after recording this incredible video of a UFO flying over Bristol. Terrified Andy Hadlington witnessed the mysterious triangular-shaped object silently hovering above a residential neighbourhood in the West Country city on Sunday evening. The video shows the spinning grey object gliding around the village of Knowle — without making a sound. Freaky UFO experts have been clambering to verify the sighting and are hoping to speak to more witnesses and views of the eerie episode. Computer game writer Andy, 36, said: ”It was the freakiest thing I have ever seen in my life. I...