Speculation over unidentified floating object in Japan sparks trending debate on social media

The appearance of a mysterious white object in the sky over northern Japan on set social media ablaze, with speculation ranging from UFOs to coronavirus and North Korean propaganda. Subscribe: Reuters brings you the latest business, finance and breaking news video from around the globe. Our reputation for accuracy and impartiality is unparalleled. Get the latest news on: Follow Reuters on Facebook: Follow Reuters on Twitter: Follow Reuters on Instagram: