Police in Azerbaijan have arrested two men after one of them deliberately set fire to a restaurant, locking customers inside, following a dispute that escalated into a physical altercation, authorities say.

A fire erupted at the Samovar restaurant in Sumgayit on Thursday, with flames originating on the building’s roof.

A fire at a restaurant in Liaoyang in northeast China's Liaoning province killed 22 people and injured three others on Tuesday.