[kellyhound]

Brazil, Cameras caught the moment when the structure begins to sag and fall, knocking down some construction workers. Others managed to escape the collapse by running and jumping among the concrete slab. Six got injured and some were in fear of having an arm amputated.

[William May]

I checked into it, and it was a Weebles figure factory that was under construction.
Unfortunately, it wobbled, and then fell down.