Passage: Marcel Van Minh Phuc Long Nguyen (born 8 September 1987) is a German gymnast. In 2012, he became an Olympic silver medalist after competing at the 2012 London Olympic Games. He is a soldier (currently ranked Corporal) in the Bundeswehr (German military) since July 2007, beginning when he was training in the Bundeswehr Sports Development Group (Sportfördergruppe der Bundeswehr) in Munich.

Question: What day of the year was this birth?
8 September