A bolide hit the Earth over Russia, breaking up at low altitude, causing a strong shock that reached the ground causing damage.
There are reports of some fragments hitting the ground.
Good summary and videos at The Age
video from Russia Today
the fragments will be valuable and probably show up soon on ebay
there was no shootdown, the breakup is normal when the meteorite gets lower down into the atmosphere.
There are no issues with radiation [sic]
looks like a fairly slow shallow angle impact, detonating with kiloton++ energy below few km altitude - guessing from the video
that'd make it a…