Gas explosion kills one, injures another at Obasanjo Presidential Library The explosion occurred when a pair of technical vendors were conducting routine servicing of the air conditioning units. ADVERTISEMENT One person has been confirmed dead in a gas explosion that occurred at the Olusegun Obasanjo Presidential Library in Abeokuta, Ogun State. The incident occurred around 11:00 a.m. on Thursday. An aide to former President Obasanjo, Atom Lim, who confirmed the explosion in a statement on Facebook, said there was a fatality in the incident while one other victim was rushed to the hospital. The victim in the hospital is said to be in a critical condition.