Footage shows the moment a fuel tank explodes at a petrol station in Chechnya, in Russia, causing a huge fireball.
Artur Beterbiev beats Dmitry Bivol on majority points to combine the WBA, WBC, WBO and IBF belts at the fight in Riyadh.
As the war enters its 961st day, these are the main developments.
The move aims to curb a border crisis that Warsaw says has been orchestrated by Minsk and its ally Russia.