DALLAS, TX - OCTOBER 15:  A hazmat worker with Protect Environmental places an item into one of the waste barrels at The Village Bend East apartment complex where a second health care worker who has tested positive for the Ebola virus resides on October 15, 2014 in Dallas, Texas. 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 Mike Stone/Getty Images)