Former Presidential Chief of Staff, Gen. Abdullahi Mohammed, dies at 86 Story by Okafor Vivian  Major General Abdullahi Mohammed (retd.), former Chief of Staff to ex-Presidents Olusegun Obasanjo and Umaru Musa Yar’Adua, has passed away at the age of 86. Mohammed, a native of Ilorin, Kwara State, reportedly died around 1 a.m. on Wednesday in Abuja. His family confirmed the sad development to The PUNCH, describing his death as a great loss to the Ilorin Emirate, the nation, and the military community. Born in 1939, the late General attended the prestigious Royal Military...