>> reporter: his character of spock may have prided himself on being emotionless. in the end that could not be further from who the man was to his family and friends. >> i shall be your friend -- >> first and foremost is a long and deep friendship, love that i have for leonard. he is in essence the brother i never had. you turned around and went -- oh! >> live long and prosper. >> leonard nimoy, spock, dead at age 83. thank you for watching our live coverage. i'm natalie allen. we continue with a live report next from moscow. the latest on the shooting death of russia's opposition figure boris nemtsov. my colleague, george howell, continues coming up next. feet...tiptoeing. better things than the pain stiffness, and joint damage of moderate to severe rheumatoid arthritis. before you and your rheumatologist decide on a biologic ask if xeljanz is right for you. xeljanz (tofacitinib)