The House of Representatives voted to send the President for trial in the Senate. Donald Trump becomes only the third president in US history to be impeached. Also this week: why is India's new citizenship law so controversial? Rob Watson on what the future holds for the UK, post-election. The repercussions for Boeing's suspension of its 737 Max aircraft production. And Vincent Dowd on The Simpsons reflecting thirty years of American culture. (Photo: US House Speaker Nancy Pelosi talking to the media after Donald Trump's impeachment, at the US Capitol in Washington, D.C. December 19, 2019. Credit: Reuters)