Don't forget that the high-pitched sound some of them claimed to hear and directly attributed to their immediate discomfort and subsequent symptoms seems to hav

Don't forget that the high-pitched sound some of them claimed to hear and directly attributed to their immediate discomfort and subsequent symptoms seems to have been crickets. See https://news.berkeley.edu/2019/01/10/recorded-sounds-that-plagued-u-s-diplomats-in-cuba-just-crickets-hard-at-work/ https://news.berkeley.edu/2019/01/10/recorded-sounds-that-pl... and https://www.youtube.com/watch?v=rgbnZG85IRo https://www.youtube.com/watch?v=rgbnZG85IRo