Yoel Roth spends a lot of time thinking about what could go wrong on Twitter. It's his job, as the social media company's head of site integrity.

"Having a vivid imagination is key," he told NPR. "None of the threats are off limits."

A Pennsylvania court has introduced a strict new rule to voters in what is perhaps the most important swing state in the country.

The state sends out an extra "secrecy" envelope with all its mail ballots. And the court has now decided that if voters forget to include that envelope when they return their ballots — an error that's being termed a "naked ballot" — their votes will be automatically void.

In Virginia's Executive Mansion, grand rooms are filled with oil paintings and roped-off period furniture. Visitors could go the entire trip without seeing a smaller, more modest brick building tucked to the side of the home.

But for more than 50 years, enslaved people served governors from the kitchen quarter — those governors who uprooted enslaved people from across the state to the capital in Richmond, Va.

The Centers for Disease Control and Prevention has extended a ban on cruises from U.S. ports. The new "no sail" order, issued late Wednesday, expires Oct. 31.

The disproportionate harm people of color have suffered during the COVID-19 pandemic serves as an "appalling reminder of the deep inequities" of the American health care system and demands congressional remedies, according to a new Senate committee report.

President Trump's selection of Judge Amy Coney Barrett as his nominee to fill the Supreme Court seat left vacant by the death of Ruth Bader Ginsburg came just 38 days before the presidential election on Nov. 3.

The move to have her on the court by then has ignited a major partisan battle on Capitol Hill.

Updated at 11:30 a.m. ET

United Airlines and American Airlines have sent furlough notices to a total of more than 32,000 employees, saying they can't afford to have them on payroll after Thursday – the expiration date for the federal CARES Act Payroll Support Program.

"To our departing 13,000 family members: thank you for your dedication and we look forward to welcoming you back," United said in a message sent to employees Wednesday night that it also shared with NPR.