yes, daniel lewin, identified as the first victim of the 9/11 attacks on american airlines flight 11, was a former captain in the israel defense forces' (idf) elite sayeret matkal commando unit. idf https://www.idf.il/en/articles/2021/daniel-lewin-the-israeli-american-9-11-hero/ wikipedia https://en.wikipedia.org/wiki/daniel_lewin