At the conclusion of his last news conference of 2013, President Barack Obama spoke on Friday about the departure of some top staff members and the arrival of new ones, such as John Podesta, former chief of staff to Bill Clinton and a top Democratic strategist.

"I suspect we may have additional announcements in the new year. You know, there's -- there's a natural turnover that takes place. People get tired; people get worn out," Obama said as he described the family sacrifices made by White House officials.

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But did he also drop a hint of a big breakthrough to stop Iran from weaponizing its nuclear materials?

"Some of them will end up working over Christmas on issues like Iran," the president said. Well, that certainly could be a step toward peace on Earth.