Strib reports, at greater than necessary length, this link.
It looks to be an, "I want to be lead ballarina in the Nutcracker or I will quit the troupe," incident. But if a continual revolving door of staffers happens, then it might challenge the Bachmann record of going through top-level staff the way Sherman went through Georgia.
I do not see anyone topping the Bachmann situation, and it probably will not stop until the fortuitous moment she's voted out of office.