House Democrats are launching a formal impeachment inquiry against President Donald Trump, House Speaker Nancy Pelosi announced late Tuesday, in the wake of revelations that he may have withheld military aid to Ukraine and pressured Ukrainian President Volodymyr Zelensky to investigate a Democratic presidential candidate. The UN General Assembly met in New York on Tuesday, while protests continued in the streets, including Indigenous Brazilians speaking out against their president. And it was a bad day for British Prime Minister Boris Johnson: Britain's Supreme Court voted unanimously that Johnson broke the law by suspending Parliament as he tried to push through a no-deal Brexit. We look at what this means for Brexit and Johnson's political future.