By Simon Lewis and Giulia Paravicini WASHINGTON/NAIROBI, June 9 (Reuters) - The Trump administration has called on European nations to follow Washington's lead and impose travel restrictions on people who have recently been in Central African countries affected by the Ebola outbreak,

The World Health Organization said on Thursday that the risk of Ebola transmission in Europe and World Cup host countries is low as the tournament gets ready to kick off across the U.S., Canada and Mexico.