why when i cross and mail to our russia analysts konstantin agary, he joins us now from vilnius. constantine, russia is accusing the ukrainian special services of carrying out this assassination. that is there any proof? well, there is none and as experience taught us, as those who worked in russia, you have to take anything that the russian officials are saying with a very big pinch of salt. are the details that were provided by the f b, the russian security service about the assassin. amazingly, sort of colorful a barrier my, the fact that there is slightly more than just one day since of the death of a misdemeanor. and frankly, speaking, a someone who watched russia for 30 years, i, i always take, will they say, with a very, very big doubts bought at the same time and have say that the circumstances of course tie is killing to the name of duncan. there is no doubt in my mind that this is related and now we have a group that calls itself the national republican army and it is claiming responsibility for the car bomb they have you ever heard of this? were no, none. i never heard about them