Rush Limbaugh is giving an update on his stage 4 case of lung cancer, saying that despite some success in treating the disease, recent scans showed the cancer has progressed. "It's not dramatic, but it is the wrong direction," Limbaugh told listeners to his conservative radio show.

Updated at 12:27 p.m. ET

The Justice Department on Tuesday filed an antitrust lawsuit against Google alleging the company of abusing its dominance over smaller rivals. It's the federal government's most significant legal action in more than two decades to confront a technology giant's power.

The pandemic has changed a lot about how we vote this year, including when we may find out who won.

It's possible — because some rules have changed, and some haven't — that Nov. 3 could come and go without a clear answer as to who the next president will be.

Six months after driver Kyle Larson was suspended for uttering a racial slur, NASCAR announced he's been reinstated and is eligible to return to the sport in January.

Larson, 28, was dropped from his racing team and quickly lost sponsors after saying the N-word in April while playing a video game that viewers could follow along. NASCAR moved to bar him indefinitely and ordered him to attend racial sensitivity training.

In the early 1980s, Mary Ann Tellas was majoring in biology at Indiana University, and for the first time, she had a class taught by a Black professor.

As a young Black woman, Tellas says having a professor of her own race gave her the confidence to speak up in class and pursue a career in science. Now, she's a high school biology teacher in Indianapolis.

"I always felt as though, gosh, you know, there's nobody like me in my classes. Nobody looks like me," Tellas says. "I don't want to say it changed my life, but it did give me some perspective."

Updated 4:27 p.m. ET

Excavation crews are breaking ground on Monday at a new site in Tulsa, Okla., in an effort to find the remains of Black victims of one of the nation's bloodiest race massacres.

This will be the second such excavation led by the city this year, as it tries to determine where the estimated 150 to 300 victims of the 1921 Tulsa Race Massacre were buried.

Historians say white mobs targeted the area of the city known as Black Wall Street, killing Black residents and looting and burning businesses, homes and churches to the ground.

Updated at 9:00 a.m. ET

Researchers in Britain are preparing to start a controversial COVID-19 "human challenge" study in which dozens of healthy volunteers will be exposed to live coronavirus in an effort to speed up vaccine development.

Medical research was an early casualty of the COVID-19 pandemic.

After cases began emerging worldwide, thousands of clinical trials unrelated to COVID-19 were paused or canceled amid fears that participants would be infected. But now, some researchers are finding ways to carry on in spite of the coronavirus.

How's this for an October surprise? Despite a significant rise in COVID-19 cases in many parts of the country, it appears that more people are flying on commercial jetliners than at any time over the last seven months.

More than one million people were screened by the Transportation Security Administration at airport security checkpoints Sunday. It's the first time the TSA's daily traveler count has topped the one million mark since March 16.