The measure, imposed Friday, affects the coastal district of Aberdeen, which contains both upscale hotels and informal settlements, said OB Sisay, director of the Situation Room at the National Ebola Response Center. In Guinea, the coordinator of the country’s fight against Ebola, Dr. Sakoba Keita, appealed for calm Saturday after mobs attacked facilities used by health workers in two locations. In Dabola, in the center of the country, crowds on Friday ransacked a Red Cross office and burned a vehicle in response to reports that disinfectant used in schools was actually the Ebola virus, resident Djibril Diallo said.