CLEVELAND, OHIO - OCTOBER 15:  A Frontier Airlines plane taxis the runway at Cleveland Hopkins Airport on October 15, 2014 in Cleveland, Ohio. Recently diagnosed Ebola patient, health care worker Amber Vinson, traveled on Frontier Airlines from Dallas to Cleveland with a low fever on October 10, and returned to Dallas on October 13. The aircraft has since been decontaminated and put back in service. Nurse Amber Vinson joins Nina Pham as health workers who have contracted the Ebola virus at Texas Heath Presbyterian Hospital while treating patient Thomas Eric Duncan, who has since died.  (Photo by Michael Francis McElroy/Getty Images)