CNBC Business

"Mad Money" host Jim Cramer rings the lightning round bell, which means he's giving his answers to callers' stock questions at rapid speed.

"Once they realized there was no miracle cure, the Covid-19 stocks came back with a vengeance," CNBC's Jim Cramer said after Wall Street reacted to new vaccine data.

The tweet from the president appearing to endorse the use of face coverings in public follows months of mixed messages on whether he believed they were an essential tool to help prevent transmission of the disease.

"I will end the Muslim ban on day one," Biden said, adding that he would work with Congress to pass hate crimes legislation.

"We realize this is a change and anytime there is a change it obviously creates a little bit of tension," Jose Arrieta, HHS' chief information officer, said Monday, "maybe a little bit of pain to transition."

Space tourism venture Virgin Galactic is making a bold change at the top, just as the company is getting ready to fly its first customers.

Thousands of airline employees are signing up for leaves of absence, buyouts or early retirements as the threat of furloughs looms this summer.

America's mall owners are coming to the rescue during the coronavirus pandemic to salvage bankrupt retailers. Will it work?

As of Monday, 28 U.S. states have statewide mask mandates in place to curb the spread of the coronavirus.

But a top WHO official said "there is a long way to go."

The researchers said in the medical journal The Lancet that the vaccine produced antibodies and killer T-cells to combat the infection that lasted at least two months.

Warner Bros.' much anticipated spy thriller "Tenet" has been pulled from its Aug. 12 release date and delayed indefinitely as coronavirus cases continue to spike in the U.S.

CNBC's Jim Cramer said Monday that the U.S. response to the coronavirus pales in comparison to how nations such as Japan and South Korea have handled it.

Over the past seven days, the median age of newly infected people in Florida was above 40, according to the state's health department.

New York Gov. Andrew Cuomo said if local authorities don't ramp up their enforcement and people don't stop crowding, he could roll back the state's reopening and close bars and restaurants.

Dallas Mavericks Mark Cuban called the NBA's plan to restart its season on July 30 a "big psychological experiment."

As the coronavirus pandemic upends the restaurant industry, some chains that were already struggling financially have been pushed into bankruptcy.

Pfizer and BioNTech rise on positive coronavirus vaccine data. Amazon surges on a big price-target hike.

Senate GOP lawmakers, angered by the administration's position, are pushing back and trying to keep the money for testing and tracing in the bill, two Republican sources told NBC News.