The driver of an ambulance wears protective clothing while transporting a healthcare worker who contracted Ebola to a Dallas airport for a chartered flight to Emory Hospital in Atlanta for treatment, Wednesday, Oct. 15, 2014, in Dallas. Emory and three other U.S. hospitals have specialized isolation units to care for Ebola with less risk of spread to health care workers. (AP Photo/Brandon Wade)

Nurse diagnosed with Ebola had been cleared to fly by CDC official

Fears of the Ebola virus deepened Wednesday with word that a second U.S. nurse caught the disease from a patient and flew across the Midwest…