NEW : Texas health worker reports fever Friday , preliminary positive test for Ebola on Saturday . Airport screenings started Saturday at JFK airport in New York . Comment: Liberia postpones election : . US Airways followed CDC guidelines after health scare on Dominican flight . Hotel closed in Macedonia after sudden death , ministry says .
NEW : Texas health worker reports fever Friday , preliminary positive test for Ebola on Saturday . Airport screenings started Saturday at JFK airport in New York . Comment: US Airways followed CDC guidelines after health scare on Dominican flight . Hotel closed in Macedonia after sudden death , ministry says .