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Item 1 of 18

  1. Seven astronauts were killed when the space shuttle they were piloting, the Challenger exploded early in the flight.
  2. Seven astronauts were killed, when the space shuttle they were piloting the Challenger, exploded early in the flight.
  3. Seven astronauts were killed, when the space shuttle they were piloting the Challenger, exploded early in the flight.
  4. Seven astronauts were killed when the space shuttle they were piloting the Challenger exploded early in the flight.
  5. Seven astronauts were killed, when the space shuttle they were piloting, the Challenger, exploded early in the flight.
  6. Seven astronauts were killed, when the space shuttle they were piloting the Challenger exploded early in the flight.
  7. Seven astronauts were killed when the space shuttle they were piloting, the Challenger, exploded early in the flight.