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In the United States, the number of confirmed patients rose to 11, including cases of a second human-to-human infection. US health officials say they are preparing for a worldwide pandemic of the new corona.

Correspondent Kim Soo-hyung, Washington, reports.

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The US Centers for Disease Control and Prevention, the CDC, today announced an additional five new coronaviruses confirmed, raising the total to 11 in the United States.

One new massachusetts and four new Californians have been identified, and one confirmed in California is already a family of people infected with the new coronavirus.

It was the second confirmed liver infection in the United States.

[Nancy Mesonier, Director, Centers for Disease Control and Prevention (CDC): We expect to see more people infected in the United States. There may also be additional cases of human-to-human transmission among close contacts.]

The new coronavirus is also preparing for the global pandemic.

[Nancy Mesonier, Director, Centers for Disease Control and Prevention (CDC): We don't want this new coronavirus to happen, but we're also preparing for the possibility of a global pandemic.]

The US government says it is preparing a second flight to withdraw its citizens from Wuhan, China.

[Secretary of State Pompeio / US: The exact time is still under discussion with the Chinese government, but we look forward to a flight in a few days.]

The US CDC says the recent two-week refusal to enter China is to protect the safety and health of Americans based on science.