In pictures: Uhuru Kenyatta hands over power to William Ruto

"I William Samoei Ruto, do swear that I will be faithful and bear true allegiance to the Republic of Kenya; that I will obey, preserve, protect and defend this Constitution of Kenya as by law established and all other laws of the Republic, and that I will protect and uphold the sovereignty, integrity, and dignity of the people of Kenya, so help me God," said Ruto during his swearing-in.

Kenyatta's aide-de-Camp Brigadier Timothy Stelu Lekolool immediately switched sides to President Ruto after the instruments of power changed hands.

Kenya Navy fires 21-gun salute in honour of President William Ruto. [Samson Wire, Standard]