👋 Welcome to 5 Things PM! Increasing the number of steps you take each day could slow cognitive decline in older adults, a study found. Physical activity helps prevent the buildup of proteins linked to Alzheimer’s disease.

Here’s what else you might have missed during your busy day.

5 things

1️⃣ Shrinking ice

An Antarctic glacier shrank by nearly 50% in just two months — the fastest retreat recorded in modern history. One scientist called it “astonishing,” and experts warn that it could have major implications for rising sea levels around the world.

2️⃣ Election monitors

The Justice Department is sending federal monitors to New Jersey and California, two Democratic states with crucial elections on Tuesday. Some worry they could be used to undermine the process or sow doubts

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