<span style="color: #222222;">Vietnam has suspended all China flights as part of strengthening measures against the novel coronavirus outbreak. Its civil aviation authority said in a statement today that the step applies to all airlines which have routes between Vietnam and China and also includes Hong Kong, Macau and Taiwan.<br />'' <br />'' Vietnam is the latest country to impose extraordinary travel barriers after the virus spread to two dozen nations.<br />'' <br />'' The United States temporarily barred entry to foreigners who had been in China within the past two weeks and Australia said it was barring entry to non-citizens arriving from China. Italy, Singapore and Mongolia have also taken similar sweeping precautions.<br />''<br />''Vietnam's announcement came after the country confirmed its sixth case of the coronavirus.</span>