Alina Seljuk

In recent years, the home robot market got very competitive with lots of foreign rivals, often at cheaper prices.

Last year, regulatory scrutiny killed iRobot's merger with Amazon.

Now it faces new tariffs for products.

They tend to come from Vietnam.

And iRobot has been losing money.

It owes nearly $100 million to its main supplier based in Shenzhen.

And that firm has agreed to take over iRobot, assuring that devices will keep operating as normal.

Alina Seljuk, NPR News.

President Trump's tariffs on nearly all imports are pending at the Supreme Court, where justices last month seemed skeptical about their legality during oral arguments.

Lower courts previously found that Trump set new rules by improperly using emergency economic power.

And dozens of companies have now filed lawsuits trying to secure tariff refunds in the event that the Supreme Court agrees.

That includes cosmetics company Revlon, canned foods maker Bumblebee, and now Costco.

Costco's filing with the U.S.

Court of International Trade does not say how much the retailer has paid in tariffs.

But earlier this year, executives said imported goods make up about a third of what Costco sells in the U.S.

Alina Seljuk, NPR News.

Adobe Analytics, which tracks online transactions, says steepest online sales on electronics, clothes, and computers are expected on Cyber Monday, while Black Friday may have the better deals on televisions, toys, and appliances.

The National Retail Federation forecasts that sales this holiday season will top $1 trillion for the first time.

Much of the spending comes from wealthier shoppers, while others are trying to tighten budgets.

In fact, lower-cost stores like Walmart and T.J.