Ebola deaths in DR Congo climb to 447 as WHO starts clinical trial for Bundibugyo strain; 1,460 cases recorded with 30.6% fatality rate, Africa CDC warns of rapid escalation.

Ebola cases in the Democratic Republic of the Congo have risen to 1,460, including 447 deaths, authorities said Thursday, while a clinical trial has begun to evaluate potential treatments for the Bundibugyo strain. Africa CDC Director-General Jean Kaseya warned the outbreak remains "very serious," and the WHO confirmed a trial enrolling patients to assess the monoclonal antibody MBP134 and the antiviral drug remdesivir.