Asteroid 2018 LA was only spotted on Saturday - but it was clear it was on a collision course with Earth. Though only a boulder at 2m (6 foot), it was never going to be a threat - but traveling at 38,000mph (10 miles a second) it created quite the light show over South Africa:
More on that story here: Tiny asteroid discovered Saturday disintegrates over Africa
More on that story here: Tiny asteroid discovered Saturday disintegrates over Africa