Did you read the article?  
"Manafort joined the Trump campaign in March 2016, and Trump tapped him to serve as campaign chairman in May of that year. He left in August 2016, but Gates, his business partner and protege, continued to play an important role with the campaign even after Manafort’s departure. After the election Gates directed the inauguration plans, including fundraising, under Tom Barrack, Trump’s close friend and adviser."
The pins are starting to fall.....