Assange was paid by Russians and it was so very convenient that no Russian leaks ever made it to wikileaks.
https://en.wikipedia.org/wiki/World_Tomorrow TV show Assange had on RT.
World Tomorrow, or The Julian Assange Show, is a 2012 television program series of 26-minute political interviews hosted by WikiLeaks founder and editor Julian Assange.[1] Twelve episodes were shot prior to the program's premiere.[2][3] It first aired on 17 April 2012, the 500th day of the "financial blockade" of WikiLeaks, on Russia's state sponsored RT.[4][5]