I think it's all part of a cunning plan. They switched the reactor off in return for several thousand tons of oil. When that runs out they'll simply threaten to switch the reactor back on again unless they get more.
Well, according to our favourite former 'first lady', Tony is currently busy doing 'the most dangerous job in the world'. LINK
Fortunately, Tony manages to stare danger in the face from the oak pannelled seclusion of his country pile at Chequers. Err, no. That would be our country pile, which Tony generously donated to himself, tax free, on behalf of a grateful nation just before he resigned.