"It came out of nowhere" is something that people frequently say when they're involved in a road accident.
In this case - which fortunately left nobody injured - we're inclined to agree.
This GIF which popped up today on Imgur shows just how difficult it can be to spot a car at an intersection.
Presuming the GIF has not been edited (UPDATE: it seems not - here's the original video), it shows a car seemingly pop into existence behind another vehicle and almost cause a collision.
At Imgur users are debating how it could have happened. And in doing so have already racked up 100,000 views. Let us know your theories below.