It has gone into rural areas where it 's hard to get adequate treatment , as well as crowded cities where it can spread more easily . WHO director : `` Unprecedented outbreak accompanied by unprecedented challenges '' 700 Americans infected with Ebola will come to the U.S. , be treated in U.S. . A plane should bring one patient Friday , then return to Jason Hanna for the other . WHO : Two have been infected with Ebola , 700 killed recently in West Africa .
WHO director : `` Unprecedented outbreak accompanied by unprecedented challenges '' 700 Americans infected with Ebola will come to the U.S. , be treated in U.S. . A plane should bring one patient Friday , then return to Jason Hanna for the other . WHO : Two have been infected with Ebola , 700 killed recently in West Africa .