President Biden hosts the leaders of Australia, India and Japan for a weekend summit. As his presidency winds down, his schedule is filled with personal and political events with an eye on his legacy.
Hundreds of thousands of Sudanese refugees have fled to Chad, where they're facing increasingly difficult conditions as their presence strains local resources and humanitarian aid organizations.
New data samples from the Wuhan market points to an intermingling of SARS-CoV-2, raccoon dogs and humans. The authors of a new paper say it bolsters the animal origin theory. Other researchers object.