Ambulance that transported patient was in service for two more days . Crew that transported the patient to the hospital has been isolated . He added , however : `` As long as there continue to be cases in West Africa , the reality is that patients travel , individuals travel , and , as appears to have happened in this case , individuals may travel before they have any symptoms . '' ` ` I have no confidence that we can stop this in its tracks in the States , '' the director says . The patient recently arrived in the United States from Liberia .
Ambulance that transported patient was in service for two more days . Crew that transported the patient to the hospital has been isolated . ` ` I have no confidence that we can stop this in its tracks in the States , '' the director says . The patient recently arrived in the United States from Liberia .