i'm rico hizon, in singapore. this is newsday on the bbc. the headlines: more tensions between the president and the fbi. donald trump is set to approve the release of a republican memo that accuses the agency of bias against him. the reality of life in china's xinjiang province — our reporter finds out what it's like to live under a huge security operation. china is building a total surveillance state — it's a place where saying, doing or even thinking the wrong thing can get you locked up in an internment camp. i'm kasha madira, in london. also in the programme: scientists say they've developed a early—warning test for alzheimers and a warning from the education

leader warning about certain schools. live from our studios in singapore and london, this is bbc world news — it's newsday. it's 9am in singapore, 1o‘clock in the morning in london, and 8 in the evening in washington, where the seat of the us government is buzzing with anticipation about the controversial memo about the fbi. it's understood the report, which is thought to claim the agency effectively spied on one of donald trump's staff during the presidential campaign, will be made public on friday. the fbi is understood to preparing an extremely rare public rebuttal. the final say on publication remains with mr trump. he has remained tight lipped, even when reporters were shouting questions at him, as he left the white house.