BUNIA, Congo (AP) — The confirmed cases of Ebola in Congo have reached 2,011, including 754 deaths, according to government data released overnight in what authorities say is the fastest-growing outbreak on record.

A total of 753 people remain in isolation or in hospitals, while 366 have so far recovered, according to data from Congo’s Ministry of Health.

Contact tracing remains a challenge, with coverage of those exposed still at 67%.