Is America's "pivot to Asia" a thing of the past?

So many of his Department's top jobs are still unfilled that Rex Tillerson seems like a lonely Secretary of State, and as a diplomat, he's an amateur. His trip to Asia — just one reporter included — was full of contradictions, with tweets from the President adding to the confusion. It's not clear if he threatened North Korea, advocated nuclear weapons for Japan and South Korea--or if he'll seek common ground with China. And there's another big question: how much is the Trump White House running the show?