 said Stanzel, a White House spokesman.Stonzel said that they could not rule out the possibility that some of the lost emails dealt with the firing of U.S. attorneys.For example, J. Scott Jennings, an aide to Karl Rove communicated with Justice Department officials "concerning the appointment of Tim Griffin, a former Rove aide, as U.S. attorney in Little Rock, according to e-mails released in March, 2007.