The commerce secretary, Howard Lutnick, is involved in A.I. data center deals that overlap with work his family is doing. Our investigative reporter Eric Lipton describes what we know about these deals for massive data center projects, one of which includes a planned nuclear power plant to be named after President Trump.

We followed the supply chain for batteries used in millions of U.S. cars to villages in Nigeria where people are being poisoned by lead. Peter S. Goodman, who covers economics and geopolitics for The Times, describes our yearlong investigation.

Tariffs have forced Chinese companies to move their operations to Vietnam. Alexandra Stevenson, our Shanghai bureau chief, visits a factory in Ho Chi Minh City to see how one of the biggest challenges isn’t relocating machinery and tools, but overcoming language barriers.

Millions of low-income Americans will see staggering cuts and delays to their food stamps this month due to the government shutdown. Tony Romm, an economic policy reporter at The New York Times, walks us through the last several weeks of chaos around SNAP benefits.