The sound in Havana: What Americans heard in Cuba attacks

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https://www.thestar.com/content/dam/thestar/news/world/2017/10/12/the-sound-in-havana-what-americans-heard-in-cuba-attacks/cuba_embassy_jpg.jpg


The recordings from Havana have been sent for analysis to the U.S. Navy, which has advanced capabilities for analyzing acoustic signals, and to the intelligence services.