continue to work on getting my wife home safely. meanwhile, there remains a great deal of concern for brittney greiner's health and well-being. jason telling me, quote, it appears to be the most audacious hostage taking by a state imaginable, resign calling for greiner's release and the release of other american citizens being held in russia on twitter. resign spent 544 days unjustly imprisoned by iran before he was released in january of 2016. back to you. >> thanks very much, don there. don riddell. that does it here on "cnn newsroom." i'm isa soares in london. our breaking news coverage on the war in ukraine continues on "new day" with brianna keilar and john berman. you are watching cnn. (man 1 vo) i'm living with cll