Kamala Harris becomes first woman to get US presidential powers
US Vice-President Kamala Harris will become the first woman to briefly be given presidential powers as Joe Biden undergoes his regular health check.
President Biden will transfer power to Ms Harris for the period in which he is placed under anaesthesia for a routine colonoscopy. The medical examination will be Mr Biden's first as president and comes on the eve of his 79th birthday - Ms Harris will temporarily take control of the US military and nuclear weapons.