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National Security Adviser Jake Sullivan on Russia-Ukraine tensions
02:01 
Omicron vaccine to be ready in March, Pfizer CEO says
02:30
On the front lines in Ukraine amid tense U.S.-Russia diplomatic talks
02:00
New questions after deadly Bronx apartment fire
01:49
Tributes pour in for actor and comedian Bob Saget
01:58
Testing underway for Chinese city of 14 million under zero Covid strategy
01:46
Officers rescue pilot from crashed plane seconds before train collision
01:22
“Captain America” goes above and beyond for children
02:21
Students face new stress as schools go remote again
03:10
Novak Djokovic visa hearing underway
01:43
U.S. prepares for high stakes talk with Russia
01:43
Defining Covid hospitalization numbers
02:41
Covid leads to staffing shortage emergency
02:23
Deadly fire kills at least 19 in Bronx apartment building
01:59
UPS driver delivers touching tribute to new mom
02:27
Signs of hope from overseas as omicron tears through U.S.
02:29
Honoring former Senate Majority Leader Harry Reid
01:43
Severe weather cripples the U.S. from coast to coast
01:59
Covid leads to national worker shortage as many call in sick
02:19
Hospitals pushed to the brink with Covid cases on the rise
03:02
- UP NEXT
National Security Adviser Jake Sullivan on Russia-Ukraine tensions
02:01 Omicron vaccine to be ready in March, Pfizer CEO says
02:30On the front lines in Ukraine amid tense U.S.-Russia diplomatic talks
02:00New questions after deadly Bronx apartment fire
01:49Tributes pour in for actor and comedian Bob Saget
01:58Testing underway for Chinese city of 14 million under zero Covid strategy
01:46
