The death toll is just ramping up now that it is person to person sustained spread in many countries in Asia - Japan, S. Korea, Singapore, Iran. The US needs to implement stronger travel restrictions and be proactive and not reactive.
They just issued travel warnings to Hong Kong, which should have been done a week or two ago. The UK has a long list of Asian countries that if people fly in, they are quarantined
UK travel advisory:
The new advice for travellers, posted on the Government website, says: “Based on the scientific advice of Sage (Scientific Advisory Group for Emergencies), the UK chief medical officers are advising anyone who has travelled to the UK from mainland China, Thailand, Japan, Republic of Korea, Hong Kong, Taiwan, Singapore, Malaysia or Macau in the last 14 days, and is experiencing cough or fever or shortness of breath, to stay indoors and call NHS 111, even if symptoms are mild.