Gold medalists Imboden and Berry could be penalised for kneeling and raising fist during medal ceremonies in Peru.
Health department says there were roughly 146,000 cases of mosquito-borne virus from January to July.
Billions of dollars in losses reported as US president accuses China of currency manipulation.
Scientists warn of 'terrifying prospect' that multidrug-resistant malaria strain could reach Africa.
At least 35 people injured as Air Canada flight headed to Australia forced to make emergency landing in Hawaii.
Fifteen-year-old high school student says she is 'literally' living her dream after beating her idol, Venus Williams.
Analysts weigh in on fast-moving developments after Iran downs US drone and Trump pulls back from launching attack.
China produces most of the world's magnets made of rare-earth elements used in cars, planes and wind turbines.
Meeting between national security advisers was first since US ended formal diplomatic relations with Taiwan in 1979.
Authorities say more than 200 people were picked up by the Maltese navy, while Italian police took 54 people to shore.