From the little I could understand from the story shared in Hausa by A FB user,the thieves were caught stealing phone in the town of Mahu on August 6th. They were burnt to death.
Phone Thieves Caught & Burnt To Death By Mob (Viewers Discretion Advised).
source: http://ift.tt/2vf42d7
http://ift.tt/2vfH6KQ