A buoyant Trump believes he has a mandate to hit the ground running as he revels behind closed doors

President-elect Donald Trump is reveling in his victory and the subsequent celebration, being described as having a much different mentality than he did in 2017 and feeling like his popular vote win gives him a mandate as he speaks with world leaders, top aides and allies, business CEOs and his transition team.

​ President-elect Donald Trump is reveling in his victory and the subsequent celebration, being described as having a much different mentality than he did in 2017 and feeling like his popular vote win gives him a mandate as he speaks with world leaders, top aides and allies, business CEOs and his transition team. Read More Breaking News, Latest News and Videos | CNN