Brits can see where UFOs have been spotted across the country during the past four years on a map - showing nearly 2,000 extra-terrestrial sightings. It has been an intriguing time for UFO enthusiasts around the world with an American fighter jet shooting down an unexplained flying object that was later identified as a Chinese balloon last year. It was suspected of being on a spying mission along with three other objects in or near American airspace. And then whistle-blower Major David Grusch,