Mamadou Sy was a squadron commander in the Mauritanian army, then a deputy commander and finally a base commander before he was arrested that night.
Mamadou Sy jẹ́ apàṣẹ ẹgbẹ́-ológun nínú ẹgbẹ́ ológun Mauritania, ó ti jẹ́ igbákejì apàṣẹ, kí ó tó wá di apàṣẹ ẹgbẹ́ ológun ẹ̀ka kan kí wọ́n tó mú un ní alẹ́ ọjọ́ yẹn.