McDonough expected to be named White House chief of staff

Deputy National Security Adviser Denis McDonoughDenis McDonoughObama's chief of staff joins foundation with focus on jobs Chicago mayor visits White House to meet with Trump aides Obama staffers challenged to WH scavenger hunt on final day MORE is expected to be named White House chief of staff, according to a source familiar with the process.

President Obama is still said to be weighing a final decision on who might replace current chief of staff Jack LewJack LewOne year later, the Iran nuclear deal is a success by any measure Chinese President Xi says a trade war hurts the US and China Overnight Finance: Price puts stock trading law in spotlight | Lingering questions on Trump biz plan | Sanders, Education pick tangle over college costs MORE, whom Obama has nominated for Treasury secretary. But others familiar with the process say they expect him to tap McDonough in the coming days.

McDonough, 43, has been with Obama for years, serving in his Senate office and going on to work on the 2008 campaign. He was heavily involved in some of Obama's major decisions on foreign policy, including the end of the war in Iraq and the drawdown of troops in Afghanistan.