Family and friends of Neil Armstrong gather to pay him tribute at the memorial service in Cincinnati. Armstrong, the first man who walked on the surface of the moon in 1969. Hailed as a national hero, he died in August 2012. He was 82years old. The memorial service celebrated Armstrong's life and achievements. Among the mourners were his wife Carol, and his 10 grandchildren. Also his two Apollo 11 crew mates Michael Collins and Buzz Aldrin. A national memorial service is expected to be held in Washington to honour the astronaut later this month.
