Hong Kong declares Wuhan virus outbreak an 'emergency'

Hong Kong on Saturday declared a new coronavirus outbreak as an "emergency" -- the city's highest warning tier -- as authorities ramped up measures to reduce the risk of further infections.Of the five people who have tested positive for the virus in Hong Kong so far, four arrived via a newly built high-speed train terminal which connects with the mainland.Lam held emergency meetings with health officials on Saturday morning after returning from Davos.