Karachi, Aug. 23 -- The death toll from Thursday's firecracker warehouse explosion in Karachi's MA Jinnah Road increased to six, as another injured victim succumbed to their injuries during treatment on Saturday, Geo News reported, citing officials.

According to Geo News, citing a police report, the warehouse owner, Muhammad Hanif, was arrested from the hospital where he was being treated for injuries sustained in the blast, while his brother, Ayub, who was also wounded, escaped from Jinnah Postgraduate Medical Centre (JPMC) on Friday night and remains on the run. Law enforcement said efforts are underway to locate and arrest him.

Both brothers have been named in an FIR registered at Karachi's Preedy police station under charges includi...