Polio is back in America. Here’s what to know.

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<p><a href="https://apple.news/AzZRcHgcsT6ekcrCkXHHQ1A?campaign_id=applenewstoday_shownotes">NBC News</a> reports on why there are new concerns about polio in America.</p> <p>West Texas is a very dangerous place to be pregnant. <a href="https://apple.news/A20Q6NhG1QcaRsBvru9CWMA?campaign_id=applenewstoday_shownotes">Bloomberg Businessweek</a> explains how the area is an example of how rural communities in America have very limited medical resources for expecting parents.</p> <p>Ukraine has telegraphed a big counteroffensive against Russian forces for months. It may finally be happening. <a href="https://apple.news/AEUvP_-OvSVqqWsnbTvE5fg?campaign_id=applenewstoday_shownotes">Politico</a> has a reporter on the ground.</p> <p>American Airlines is buying 20 supersonic jets, which could potentially fly twice as fast as conventional passenger planes on some routes. But there are questions about whether this bet on the future of air travel will pay off. <a href="https://apple.news/A4pReZZjEQDGDjWP1N21VXw?campaign_id=applenewstoday_shownotes">CNN</a> has the story.</p>