The authorities said that the virus had been diagnosed in a man arriving from the Democratic Republic of Congo and that they were taking measures to prevent any spread. Health Minister Aden Duale said 28 contacts have been identified and placed in isolation, as Kenya becomes the fourth country to record a case in the fastest-growing Ebola outbreak in history Key points and original sources are listed below.

• The authorities said that the virus had been diagnosed in a man arriving from the Democratic Republic of Congo and that they were taking measures to prevent any spread.S1

• Health Minister Aden Duale said 28 contacts have been identified and placed in isolation, as Kenya becomes the fourth country to record a case in the fastest-growing Ebola outbreak in historyS2