![](https://mmo.aiircdn.com/516/6156e87830b03.jpg)
US President to under go anaesthetic for "routine colonoscopy".
US President Joe Biden is going to briefly transfer power to his number two, Kamala Harris, later.
The 78 year-old is going to be put under an anaesthetic for a "routine colonoscopy".
The same thing happened when President George W Bush went through the procedure in 2002 and 2007.