Ukrainian MP,Andriy Derkach reveals Joe Biden received $900,000 from Bursima. Bursima group owner Zlochevsky contacted Biden Sr. and John Kerry 2014 suggesting they share Bursima profits. Joe knew. Now, we know why both Biden and Kerrys sons,'worked' for Bursima.  https://en.interfax.com.ua/news/general/617943-amp.html https://en.interfax.com.ua/news/interview/618506.html