and somewhere in space this dummy astronaut is floating in a t tesla roadster for reasons i can't totally wrap my head around. >> thank you so much. the year in pictures 2018. and in london a familiar sound will echo through the city. a mechanism will help ring big bell in the new year. a four-year restoration project started last year. thank you for watching cnn newsroom. i'm george howell at the cnn headquarters in atlanta. you're watching cnn. the world's news leader.