And this week, former Russian astronaut turned MP Maxim Surayev raised the possibility that the ISS hole may have been drilled by an astronaut who "might want to go home," even though he acknowledged that a Russian production mistake could also not be ruled out. "I wish to God that this is a production defect, although that's very sad too - there's been nothing like this in the history of Soyuz ships." Russia said it was checking its spacecraft units currently in construction for similar defects.