The Democratic Republic of the Congo's Ebola outbreak has crossed a grim threshold: 10,060 confirmed cases and 4,887 deaths as of Tuesday, making it the fastest-growing and deadliest Ebola event in the country's history. Declared on May 15 and caused by the rare Bundibugyo strain — for which no vaccine or treatment is approved — the outbreak has expanded from three health zones to 66, across eight provinces, in five months. The WHO launched the first clinical trial of a candidate vaccine only last Friday. The numbers reveal a response that is losing the race against transmission. Roughly 80 percent of new cases originate outside the contact-tracing chains that health authorities are monitoring — a metric that should be below 5 percent for the outbreak to be considered under control, according to the Africa CDC's 95 percent threshold. At least half of the dead were never admitted for treatment. These are not signs of a contained crisis; they describe a system being outrun. Health infrastructure in the DRC was fragile before the outbreak and is now buckling under it. Treatment centres are overwhelmed, remote areas lack supplies and personnel, and teams struggle to persuade families to surrender the sick or the dead for safe handling. Childhood vaccination programs have been disrupted. Maternal mortality doubled in some provinces shortly after the declaration. The routine machinery of public health is being consumed by the emergency. The workforce crisis compounds the capacity problem. Ebola responders in Nia Nia, Ituri province, stopped work last week over bonuses owed since late August. Strikes over delayed or unpaid wages are common. More ominously, health workers face direct violence: assailants killed a nurse and seriously injured a colleague in Bafwasende, Tshopo province, on Saturday while they responded to a suspected case. Last month, a local politician who defended the Ebola response on the radio was fatally beaten. Public mistrust and government frustration are producing lethal consequences for the people trying to stop the virus. The outbreak's cross-border reach is unprecedented for Ebola. Uganda recorded 20 cases (mostly imported) and two deaths before declaring no active infections; it now mandates a 21-day quarantine at personal expense for citizens returning from the DRC. Kenya has confirmed nine cases, two fatal, with 98 contacts still under monitoring. Nigeria diagnosed its first case last week — a woman infected during a September visit to Uganda, later evacuated to Switzerland for treatment. A Swiss diplomat's spouse, she became the vector connecting three countries in a single chain of transmission. The global response architecture is being tested in real time. The WHO vaccine trial is a first step, but the Bundibugyo strain's rarity means the scientific infrastructure for this specific pathogen is years behind where it was for the Zaire strain during the 2014-2016 West African epidemic. That outbreak — 28,600 cases, 11,000-plus deaths — remains the benchmark, and the current trajectory is closing the gap. The difference is that the DRC outbreak is spreading across more borders, faster, with less therapeutic ammunition. What makes this structurally dangerous is the compounding of failures: a rare strain with no approved countermeasures, a health system too underfunded to absorb the shock, a workforce that is unpaid and under attack, communities that distrust the response, and a virus that has already demonstrated it can cross multiple international borders. Each failure amplifies the others. The 10,000-case milestone is not a peak — it is a waypoint.