arizona senator john mccain a friend of boris nemstov releasing this statement. oris is dead because of the environment of the impunity that vladimir putin has created in russia where individuals are routinely per se cut and attacked for their beliefs, including by the russian government and no one is ever held responsible. joining us now bill richardson. great to have you here today. >> thank you. nice to be with you. >> you know, on this day we are looking at the life of boris nemstov and in recent days he was concerned about threats to his life and even offered in an interview recently that he thought that vladimir putin would be killing him because of his criticism of what's taking place in the ukraine. the fact that mr. puting+5[(eósleeding this investigation do you think anyone can trust he's going to lead an above board investigation at a time when suspicions are running high against that government? >> i'm very concerned about that investigation, whether it's going to be fair and impartial. my main concern is the agency said they are looking at various cau