Live from our studios in singapore and london, this is bbc world news. Its news day. Newsday. Its 8am in singapore, midnight in and 7pm in washington, dc, where the us house of representatives is set to vote later on wednesday on whether to impeach donald trump. Its over claims that he threatened to withhold military aid from ukraine unless it investigated his leading democratic rival in next years president ial election joe biden and his son. In a letter to the House Speaker, nancy pelosi, mr trump called the impeachment process an illegal, partisan attempted coup, that will, based on recent sentiment, badly fail at the voting booth. The democrat controlled house is expected to vote in favour, which would lead to a trial in the senate, probably injanuary. Heres the president speaking earlier. This has been a total sham from the very beginning. Everybody knows it. Ive never seen the Republican Party so ive never seen the Republican Party so united. We got about 100 of the vote. I belie