FREETOWN, Sierra Leone, Dhu Al-Qa'dah 19, 1435, Sep 14, 2014, SPA -- A top medical official in Sierra Leone said that a fourth doctor has died of Ebola in the country after a failed bid to transfer her abroad for treatment. Chief Medical Officer Dr. Brima Kargbo confirmed to The Associated Press on Sunday that Dr. Olivet Buck has died. Sierra Leone had requested funds from the World Health Organization to evacuate the doctor to Germany on Friday. --SPA 14:53 LOCAL TIME 11:53 GMT www.spa.gov.sa/w