Lawmakers debated a bill on Wednesday that would establish a commission to study the persisting impacts of slavery and develop a proposal for remedies.

Dr. Rochelle Walensky, the director of the C.D.C., said the agency was concerned about the transmission of new coronavirus variants and suggested that relying on U.S. vaccinations alone would not be effective.

Hundreds of thousands of people gathered on Wednesday in Yangon, Myanmar. It was the single largest rally since a mass uprising began in protest of a coup that returned the military to power on Feb. 1.

Lebanon started a nationwide drive to inoculate its citizens against Covid-19 on Sunday, after the country received its first round of 28,500 doses of the Pfizer-BioNTech vaccine.

Prime Minister Jacinda Ardern of New Zealand announced on Sunday that Auckland would go into a three-day lockdown due to three unexplained positive coronavirus test results in a single family.

On Friday, former President Donald J. Trump's defense team argued that his impeachment was politically motivated and not based on his actions on Jan. 6 or those leading up to it.

After multiple new cases of coronavirus were identified in Victoria, Australia, officials placed the region under lockdown, despite the tennis tournament currently taking place there.

Representative Jamie Raskin, the lead impeachment manager, outlined a history of former President Donald J. Trump's incitement and support of violence among his supporters leading up to the Jan. 6 Capitol riot.

On Thursday, impeachment manager Representative Ted Lieu explained that his biggest fear was that former President Donald J. Trump would run again and lose because it could incite a similar riot.

Mayor Eric Garcetti said on Wednesday the city would close five of its Covid-19 vaccination sites, including Dodger Stadium, because of a supply shortage.