Exit interviews point to the long deployment, and time away from family as the reasons.

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Ms. Gadsden-Williams says she plans to track the progress by examining data in hiring, retention statistics, promotions and exit interviews.

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She sent the letter to her immediate boss (the AVP of HR) to the business partner of HR who conducts exit interviews, and to the CEO.

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Exit polling results were based on interviews Tuesday morning and afternoon.

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