White House “Accidentally” Loses Requested E-Mails

Here we go. Think Progress : White House Claims It Lost RNC Emails.
The background is that the law requirs the White House to preserve all official e-mails. So Rove and others instead used an e-mail server at the Republican Party (RNC) to try to get around this requirement. When Congress learned of this they asked for these e-mails. The White House now claims these were accidentally lost.