'The Lancet' looks at everything from the potential spread of infectious diseases to the impact on the economy of the country where migrants and refugees have arrived.
Students say she cut part of one Native American classmate's braids and called another by a racial slur. It happened on Halloween and the teacher was in costume as a 19th century voodoo queen.
"Time to walk the walk," Alexandria Ocasio-Cortez tweeted. "Very few members of Congress actually pay their interns. We will be one of them." With new appropriations, other members may soon join her.
The arrest and possible extradition of a Chinese business executive highlights trade practices that national security adviser Bolton says will be a major focus of U.S.-China trade talks.
Ethiopia's recent changes are due largely to an uprising by young men from the largest ethnic group, the Oromo. Their inspiration: Jawar Mohammed, who created a media network in exile in Minnesota.