Update at 3:26 p.m. ET. Man Is Located:
Authorities have located a homeless man who had contact with Thomas Eric Duncan, the Liberian man diagnosed with Ebola in a Dallas hospital, the AP reports, quoting a Dallas city spokeswoman.
Earlier today, authorities said the man was in the ambulance that took Duncan to the hospital.
While he is a "low-risk individual," health authorities still want to monitor him for symptoms throughout the disease's incubation period of 21 days.
Our Original Post Continues: