Outgoing White House Chief of Staff Rahm Emanuel winks as President Barack Obama speaks in the East Room of the White House in Washington, Friday, Oct. 1, 2010, during an announcement that Emanuel will be stepping down to run for Mayor of Chicago. Obama announced that Pete Rouse will be interim Chief of Staff. (AP Photo/Susan Walsh)

Photo by: Susan Walsh

Outgoing White House Chief of Staff Rahm Emanuel winks as President Barack Obama speaks in the East Room of the White House in Washington, Friday, Oct. 1, 2010, during an announcement that Emanuel will be stepping down to run for Mayor of Chicago. Obama announced that Pete Rouse will be interim Chief of Staff. (AP Photo/Susan Walsh)