The mission marked both the 133rd flight of the Space Shuttle program and the 39th and final flight of Discovery, with the orbiter completing a cumulative total of a whole year (365 days) in space.The mission was affected by a series of delays due to technical problems with the external tank and, to a lesser extent, the payload.. 
The Action Congress of Nigeria (ACN), tẹ́lẹ̀tẹ́lẹ̀ bi Action Congress (AC), jẹ́ ẹgbẹ́ olóṣèlú ti ara Nàìjíríà Ológbòwáyé aláìnígbẹ́kún.Ìtọ́kasí ẹgbẹ́ olóṣèlú ni Nàìjíríà.. 