Walter Cunningham, the US astronaut who was the last surviving member of NASA's Apollo 7 mission, has died aged 90. The Iowa native was lunar module pilot on the Apollo 7 mission in 1968, the first successful crewed flight of NASA's Apollo programme. Mr Cunningham was one of three astronauts aboard Apollo 7, an 11-day spaceflight that paved the way for the first moon landing less than a year later. NASA confirmed his death but did not include its cause, although a family statement said he died in hospital 'from complications of a fall, after a full and complete life'....