U.S. universities reinstate mask mandates

Masked to protect against the coronavirus disease (COVID-19), senior Lauren Pyjar takes advantage of the warm sunshine to study outdoors at Georgetown University in Washington, March 9, 2021. Kevin La...

Russia Has Sent Over 50% Of Invasion Force Into Ukraine—But Frustrated By Stiff Resistance, U.S. Says

Follow real-time updates on Russia’s invasion of Ukraine. Ukrainian soldiers take positions outside a military facility as two cars burn, in a street in Kyiv … [+] on Saturday. Russian tro...

Pfizer delays its FDA application to expand its Covid vaccine to kids under 5 until April

Pfizer and BioNTech on Friday said they were delaying their request for the Food and Drug Administration to authorize their Covid-19 vaccine for children under 5 until early April, waiting on more dat...