President Barack Obama, with current White House Chief of Staff Jack Lew, right, announces that he will name current Deputy National Security Adviser Denis McDonough,left, as his next chief of staff, Friday, Jan. 25, 2013, in the East Room of the White House in Washington. (AP Photo/Carolyn Kaster)

Associated Press
President Barack Obama, with current White House Chief of Staff Jack Lew, right, announces that he will name current Deputy National Security Adviser Denis McDonough,left, as his next chief of staff, Friday, Jan. 25, 2013, in the East Room of the White House in Washington. (AP Photo/Carolyn Kaster)
President Barack Obama, with current White House Chief of Staff Jack Lew, right, announces that he will name current Deputy National Security Adviser Denis McDonough,left, as his next chief of staff, Friday, Jan. 25, 2013, in the East Room of the White House in Washington. (AP Photo/Carolyn Kaster)