Mumbai attacks mastermind Hafiz Saeed’s brother-in-law and banned Jamaat-ud-Dawa deputy chief Hafiz Abdul Rahman Makki died of a heart attack here on Friday.

According to the Jamaat-ud-Dawa (JuD)—better known as Lashkar-e-Tayyaba (LeT)—Abdul Rahman Makki had been ill for the past few days and was undergoing treatment following high diabetes at a private hospital in Lahore.