The race for the most powerful post in sports, the presidency of the International Olympic Committee, already enveloped in the secrecy and byzantine regulations of a 130-year-old club, has become stranger — and much nastier — as decision day looms.…

The race for the most powerful post in sports, the presidency of the International Olympic Committee, already enveloped in the secrecy and byzantine regulations of a 130-year-old club, has become stranger — and much nastier — as decision day looms.…