Dionne Searcey

Gov. Tim Walz of Minnesota, the Democratic vice-presidential nominee, has lamented the angry splits within families over politics. But he and his Republican brother rarely speak.

A photo widely circulating on social media shows “Walz’s for Trump” from a side of the family Gov. Tim Walz’s sister said the Walzes “don’t even know.”

In Wisconsin, Tim Walz’s regular-guy image, a selling point for the Democratic ticket, is up against skeptics who find Donald J. Trump’s politics more relatable.

The major-party vice-presidential candidates — Gov. Tim Walz of Minnesota and Senator JD Vance of Ohio — are presenting dramatically different recollections of their small-town roots.

Tim Walz moved several times during his childhood in Nebraska, where his high school graduating class had just 25 students.

Dionne Searcey traveled to Wymore, Neb., where she grew up, to learn about some residents’ resistance to a new battery-powered bus.

In tiny Wymore, Neb., a sleek new battery-powered school bus became a Rorschach test for the future.

Most strategies in the U.S. for helping people stay cool are geared toward urban areas, leaving behind vulnerable rural populations.

Plus, Louisiana and the Ten Commandments.

Wet towels and body bags filled with ice water are being used to quickly cool victims, which is essential to saving lives.