Takeaways. Summaries. Key points. Whatever you call them, bullet point lists summarizing articles are popping up on more and more news sites.

The technology powering these summaries is evolving even as newsrooms find themselves pushed to adopt and adapt. The results have not always been perfect or, uh, bulletproof . But three news organizations out in front on this technology and reliably generating reader-friendly summaries are The Wall Street Journal, Bloomberg and Yahoo News.

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