The Trump Organization's negotiations to build a tower in Moscow were a continuation of efforts that go back decades. Here's what we know, and still don't know, about the talks that continued well into the presidential campaign that landed Donald Trump in the White House.

President Trump's White House has become infamous for its turnover rate, with Environmental Protection Agency Secretary Scott Pruitt being the most recent resignation after months of scandal.

Why it matters: The Trump administration has broken records for the most White House departures in a presidency just a year and a half in to taking the oath of office. Meanwhile, juicy leaks, gossip and insider reporting on the administration's internal chaos has become standard. Take a look at the hires and fires since Trump took office.