US looming mid-terms & Khashoggi's disappearance

Voters in the US will decide control of Congress on 6 November. Washington bureau chief of The Guardian, David Smith says polls suggest that Republicans will retain the Senate but, in a blow to Trump, Democrats will win the House of Representatives. Also pressure builds on President Trump and the US over its relationship with Saudi Arabia as the mystery of journalist Jamal Khashoggi's disappearance at the Saudi consulate in Turkey continues.