Fauci: Three doses of Covid-19 vaccine are li...

Three people, including a security guard, were killed in a shooting today at San Diego’s largest mosque, authorities said. Two teen suspects also were found dead in a car near the scene. One of the suspects took a firearm from their parents’ home and left a suicide note that cont ...  Show more

President Trump has returned after a two-day summit with Chinese leader Xi Jinping. In a Fox interview, Trump said Taiwan was the “most important” issue for Xi during their talks. As for Iran, China's foreign minister today simply restated his country's desire to see the conflict ...  Show more

The rise of the Delta variant has prompted a thorny question: Do we need a booster dose of the vaccine for Covid-19? Vaccine makers think so, but regulators are yet to be convinced.

Principles are also at stake: Should richer countries be talking about administering extr ...

Dr. Anthony S. Fauci, the nation’s top infectious disease expert, described the current status of the pandemic in the United States as a “mixed bag” that is leaning more toward the positive than the negative.

But, he said, there is still more work to do.

In our con ...

In the effort to raise America’s vaccination rate, some agencies and private organizations have turned to the last, and most controversial, weapon in the public health arsenal: vaccine mandates.

How have the federal government and the White House approached the issue?

On the same day the COVID-19 death toll surpassed 300,000 in the United States, the first vaccines are being administered, finally giving millions of Americans hope for a better future and a return to normalcy. We explore how officials expect to deliver a safe and effective vacci ...  Show more