259 PEOPLE HAVE DIED AND NEARLY 12,000 HAVE BEEN SICKENED.

12,000 HAVE BEEN SICKENED. THIS MORNING CORONAVIRUS NOW

THIS MORNING CORONAVIRUS NOW CLASSIFIED AS A PUBLIC HEALTH

CLASSIFIED AS A PUBLIC HEALTH EMERGENCY PROMPTING DRASTIC NEW

EMERGENCY PROMPTING DRASTIC NEW MEASURES.

MEASURES. >> BEGINNING AT 5:00 P.M.

>> BEGINNING AT 5:00 P.M. EASTERN STANDARD TIME SUNDAY,

EASTERN STANDARD TIME SUNDAY, FEBRUARY 2nd, THE UNITED STATES

FEBRUARY 2nd, THE UNITED STATES GOVERNMENT WILL IMPLEMENT

GOVERNMENT WILL IMPLEMENT TEMPORARY MEASURES TO INCREASE

TEMPORARY MEASURES TO INCREASE OUR ABILITIES TO DETECT AND

OUR ABILITIES TO DETECT AND CONTAIN THE CORONAVIRUS.

CONTAIN THE CORONAVIRUS. >> Reporter: AMONG THOSE

>> Reporter: AMONG THOSE MEASURES FOREIGN NATIONALS WHO

MEASURES FOREIGN NATIONALS WHO VISITED ANY PART OF CHINA IN THE

VISITED ANY PART OF CHINA IN THE LAST TWO WEEKS WILL BE BARRED

LAST TWO WEEKS WILL BE BARRED FROM ENTERING THE UNITED STATES.

FROM ENTERING THE UNITED STATES. AND ANY U.S. CITIZEN WHO'S BEEN

AND ANY U.S. CITIZEN WHO'S BEEN TO THE EPICENTER WILL FACE A

TO THE EPICENTER WILL FACE A MANDATORY 14-DAY QUARANTINE.

MANDATORY 14-DAY QUARANTINE. INCLUDING THE 195 U.S. CITIZENS

INCLUDING THE 195 U.S. CITIZENS EVACUATED FROM WUHAN.

EVACUATED FROM WUHAN. NOW BEING HELD IN MANDATORY

NOW BEING HELD IN MANDATORY QUARANTINE AT MARKS AIR RESERVE

QUARANTINE AT MARKS AIR RESERVE BASE.

BASE. >> ABOUT EVERY 12 HOURS SOMEONE

>> ABOUT EVERY 12 HOURS SOMEONE DOES A HEALTH CHECK ON THEM.

DOES A HEALTH CHECK ON THEM. >> Reporter: THE CDC WARNING

>> Reporter: THE CDC WARNING EVEN INDIVIDUALS WHO HAVE BEEN

EVEN INDIVIDUALS WHO HAVE BEEN EXPOSED AND TESTED NEGATIVE

EXPOSED AND TESTED NEGATIVE COULD STILL DEVELOP SYMPTOMS AND

COULD STILL DEVELOP SYMPTOMS AND BECOME CONTAGIOUS.

BECOME CONTAGIOUS. AMERICAN AIRLINES, UNITED AND

AMERICAN AIRLINES, UNITED AND DELTA SUSPENDING FLIGHTS.

DELTA SUSPENDING FLIGHTS. THE U.S. SCRAMBLING TO CHARTER

THE U.S. SCRAMBLING TO CHARTER EMERGENCY FLIGHTS FOR NEARLY A

EMERGENCY FLIGHTS FOR NEARLY A THOUSAND AMERICANS STILL TRAPPED

THOUSAND AMERICANS STILL TRAPPED IN WUHAN.

IN WUHAN. BACK HOME HEALTH OFFICIALS ARE

BACK HOME HEALTH OFFICIALS ARE INVESTIGATING HUNDREDS OF CASES

INVESTIGATING HUNDREDS OF CASES IN 36 STATES INCLUDING A NEWLY

IN 36 STATES INCLUDING A NEWLY CONFIRMED CASE IN SANTA CLARA,

CONFIRMED CASE IN SANTA CLARA, CALIFORNIA.

CALIFORNIA. AND IN CHICAGO DOCTORS CONTINUE

AND IN CHICAGO DOCTORS CONTINUE TO MONITOR A WOMAN WHO TRAVELED

TO MONITOR A WOMAN WHO TRAVELED HOME FROM WUHAN AND INFECTED HER

HOME FROM WUHAN AND INFECTED HER HUSBAND.

HUSBAND. THE FAMILY TELLING NBC NEWS THE

THE FAMILY TELLING NBC NEWS THE MAN'S 1-YEAR-OLD GRANDSON IS NOW

MAN'S 1-YEAR-OLD GRANDSON IS NOW ALSO BEING TESTED FOR THE VIRUS

ALSO BEING TESTED FOR THE VIRUS AFTER DEVELOPING A FEVER.

AFTER DEVELOPING A FEVER. WITH MORE THAN 10,000 CONFIRMED

WITH MORE THAN 10,000 CONFIRMED INFECTIONS WORLDWIDE AND MORE

INFECTIONS WORLDWIDE AND MORE THAN 250 DEAD, THIS MORNING

THAN 250 DEAD, THIS MORNING AMERICANS ARE WAKING UP TO