But why kill a leader that is anyway going to lose the next election  First I repeat revenge Second you forget about all the other passengers  NATOs generals leaders of every types of army in Poland forcing to build the American Missile defense system in Poland other important political officials why kill him in such a visible way  and why  Politkovskaya or Litvinenko or others killed in such a visible way and how to make the plane explode  a good question that has to be investigated As it is known the plane was repaired in Russia before in Oleg Deripaskas facility and how to make sure nobody finds out  again like why kill him in such a visible way  Its like other political murders in Russia  officially an accident but who has to know  knows it and is terrorised and warned not to oppose why kill Kaczyski and not Saakashvili  I dont know ask Putin   I dont know any opinion of any other Aviation Safety CommitteeAgency in the World But politically who in the world from all the most important countries is suppose to care Maybe Germany  deeply related to Russian officials with common interests  eg Nord Stream  Maybe all the EU  same Maybe USA with Democrats ruling and their politics of reset with Russia and again common interests in oilgas production