Were the men who killed Rasputin ever punished?

Question by Liz Wilson: Were the men involved in the murder of Rasputin ever punished?
Were the Grand Duke Dmitri, Prince Felixs Yusupov, and Vladimir Mitrofanovich Purishkevich ever punished for the murder of Rasputin, which happened December 16, 1916?

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Answer by Emika
Hope this helps.

http://en.wikipedia.org/wiki/Felix_Yusupov

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