President Biden is preparing to reverse a Trump administration policy that prohibits U.S. funding for nongovernmental groups that provide or refer patients for abortions — the first of several moves reproductive rights advocates are hoping to see from the Biden administration.

In prepared remarks released by the White House on Thursday, Dr. Anthony Fauci tells the World Health Organization's executive board that Biden will soon revoke the Mexico City Policy "as part of his broader commitment to protect women's health and advance gender equality at home and around the world."

Drugmaker Eli Lilly said Thursday its COVID-19 antibody drug can prevent illness in residents and staff of nursing homes and other long-term care locations.

It’s the first major study to show such a treatment may prevent disease.

Updated at 10:06 a.m. ET

"I am honored to announce that the United States will remain a member of the World Health Organization," Dr. Anthony Fauci said Thursday, informing the WHO's executive board that President Biden has reversed former President Donald Trump's move to leave the U.N.'s health agency.

The U.S. will also fulfill its financial obligations to the WHO, Fauci, chief medical adviser to the president, said, as well as cease a drawdown of U.S. staff who work with the organization.

Wednesday's inauguration ushered in new occupants of the White House, as well as a revamped White House website.

Shortly after President Biden and Vice President Harris took office, sharp-eyed Internet users noticed several major changes relating to the inclusivity and accessibility of the executive branch's official site. Among them are a new feature allowing users to include their pronouns when submitting contact forms and a relaunch of the Spanish-language website.

Back in April, COVID-19 hit the city of Manaus, Brazil, extremely hard. In fact, the outbreak there was arguably the worst anywhere in the world. One study, published in the journal Science, estimated that so many people were infected that the city could have reached herd immunity — that the outbreak there slowed down because up to 76% of the population had protection against the virus.

President Biden plans to sign a series of orders and directives on his second day in office to take charge of stopping the spread of the coronavirus, steps that his advisers say will start to boost testing, vaccinations, supplies and treatments.

President Biden.

That's going to take some getting used to after these past four years.

The new president was sworn in Wednesday and made an inaugural address aimed at unity. Biden didn't sugarcoat, however, the hurdles to bringing Americans together, and he leaned into the challenges the U.S. faces, as he sees it.

Here are six takeaways from Biden's inauguration:

1. A starkly different tone was set.

Updated at 10:35 a.m. ET

A twin suicide bombing at a Baghdad market killed at least 32 people and injured 110 others on Thursday, according to Iraq's health ministry. Of the injured, 36 are being treated in hospitals.