Facebook will start surveying US users about their health as part of a Carnegie Mellon University research project

Wuhan reports only two new confirmed cases in the past 14 days

Spokesman says technical team would not participate in "fruitless meetings"

Collapse of business activity will continue to weigh heavily on oil prices for many months

Decline led by selling of debt and equities; reserves likely to fall further

The condition of UK premier has worsened, says a spokesperson for No 10 Downing Street

Islamic Republic is so far worst-affected by COVID-19 in Mideast with 3,739 deaths and 60,500 positive cases

US death toll, now at more than 9,600 is rapidly closing in on Italy and Spain

Group's members cast themselves Russian Orthodox nationalists

OPEC+ is working on a deal to cut production by about 10% of world supply