Six chief executive officers have stepped down or been fired since the mutual fund scandal began last September. However, the way many have gone has been a puzzling, agonizing and laborious process, raising accountability questions that start at the top and seep down to the bottom, Reuters reports.

When Mark Whiston of Janus stepped down last week, it was after months of questions – questions whether he had knowledge of market timing and was in on e-mails that spelled out these arrangements. But instead of leaving immediately when the questions arose, Whiston saw it in his company’s best interest not to leave and give shareholders a reason to panic.

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