this is bbc news, the headlines. high stakes in the us as the supreme court hears an unprecedented case whether to kick donald trump off the 2024 presidential ballot. polls close in pakistan, after millions vote in general and provincial elections. a new study suggests erectile dysfunction drugs could also reduce the risk of alzheimer s disease. the biggest mass migration in the world is under way in china as millions of people head home for new year with their families. sport and a full round up from the bbc sport centre. first to the news that uefa president alexander ceferin has made the surprise decision to step down in three years time. at the annual congress on thursday, a motion was passed that allowed him to stand for a fourth term the english fa voted against that, by the way, but he says he made the decision six months ago. i have decided, let s say around six months ago, that i am not planning to run in 2027 any more. the reason is that after some time, ever