To the question “what brought down the Chelyabinsk meteorite?” meets Valery Uvarov, director of the International Information Center уфологических исследований МИЦУФИ: 
Фото из открытых источников
… the Chelyabinsk meteorite was destroyed by several terminators. In video No. 1, you can see how behind the meteorite, it catches up with it and knocks down the first one. The rest of the terminators hit the remnants meteorite later when they scattered. Meteorite fall in Chelyabinsk contains many interesting details that are not visible on first glance, although the entire course of the event, and indeed it is absolutely abnormally. Therefore, scientists of astrophysicists who are not familiar with the fact the existence of the installation for the destruction of meteorites and asteroids, built millennia ago, everything that happened in Chelyabinsk will be perplexing and natural to lay people conflicting estimates. Although everything is there. This explosion is akin to what happened over 100 years ago over Tunguzka. The only difference is event scale. Chelyabinsk meteorite was much smaller than Tunguska … What knocks meteorites has nothing to do with UFOs does not have: this is a technical device, a kind of shell, charged with a powerful electromagnetic charge (potential). Power one such teminator can be hundreds or even 1000 times exceed the power of the Hiroshima atomic charge. ”
Chelyabinsk
