October 2014 – DALLAS, TX - (RNN) - A second person in the U.S. has tested positive for Ebola. A Dallas healthcare worker at Texas Health Presbyterian Hospital has tested positive, CNN reported early Sunday. This comes less than a week after the first person to test positive in the U.S., Thomas Duncan, died of Ebola in that Dallas hospital. – WTVM Trying to keep virus from spreading : A health care worker at Texas Health Presbyterian Hospital has tested positive for Ebola after a preliminary test, the state's health agency said in a statement. Confirmatory testing will be conducted by the Centers for Disease Control and Prevention in Atlanta. The employee helped care for Thomas Eric Duncan, the first person diagnosed with Ebola in the United States. Duncan died on Wednesday. “We knew a second case could be a reality, and we've been preparing for this possibility,” Dr. David Lakey, commissioner of the Texas Department of State Health Services, ...