These four NASA astronauts and one Canadian astronaut are in training for the STS-74 mission of the Space Shuttle Atlantis, scheduled later this year. Astronauts Kenneth D. Cameron (front right) and James D. Halsell Jr. (front left) are commander and pilot, respectively, for the flight. On the back row, left to right, as astronauts William McArthur Jr., Jerry L. Ross and Chris A. Hadfield, all mission specialists. Hadfield is an international mission specialist representing the Canadian Space Agency.
