Congo has been battling an Ebola outbreak since May, declared the fastest in history in terms of transmission, with confirmed cases reaching 4,000, including over 1,800 deaths, according to Dr. Jean Kaseya, Director-General of Africa CDC.

The health minister says all the passengers are being screened as a precautionary measure.

Congo has counted 3,822 Ebola cases. WHO’s own unpublished estimate puts the outbreak three to four times larger, above 10,000 infections.

Congolese health authorities have intercepted and detained a river boat on its way to the capital after a suspected Ebola case onboard.

Some pregnant women in eastern Congo are avoiding hospitals over fears of a rapidly growing Ebola outbreak, and more of them are dying around childbirth.

BUNIA, Congo (AP) — Ebola has killed more than 1,700 people in eastern Congo in the fastest-growing outbreak of the disease, data showed. As of Tuesday, 3,802 cases had been recorded, with 1,707 deaths, according to the latest government update.

Uganda has maintained since the outset that its cases were linked to the larger outbreak in eastern Congo’s remote province of Ituri, which borders Uganda.

WHO Director-General Tedros Adhanom Ghebreyesus was scheduled to meet with partners and President Félix Tshisekedi in the capital, Kinshasa, the WHO country office told The Associated Press. It was his second visit since the outbreak was declared in mid-May.

The Ebola outbreak reached 3,874 cases, including 1,751 deaths as of Monday, according to the latest data published overnight by Congo’s Ministry of Health.

Health workers at the epicenter of Congo’s Ebola outbreak are protesting over unpaid wages. They abandoned several health facilities on Thursday, demanding payment.