For example , threats from major corporations such as John Hancock helped to motivate IOC reforms following the Salt Lake City Olympics bidding scandal ; .
Major corporate sponsors rapidly abandoned Lance Armstrong once his use of performance enhancing substances became indisputable .
For example , threats from major corporations such as John Hancock helped to motivate IOC reforms following the Salt Lake City Olympics bidding scandal ; and major corporate sponsors rapidly abandoned Lance Armstrong once his use of performance enhancing substances became indisputable .