How do you know?
I still am a member of a FeeltheBern group of about 180,000. All of them are Trump now.
Go on twitter, reddit etc. You'll see it. Its WIDESPREAD. Once Bernie was fucked over, I can't tell you how many were so pissed. Pretty much everyone. Remember they had to erect large fences from Bernie supporters at the DNC. Now we have the PROOF that Donna Brazile fucked over Bernie. (just tonight we learned ANOTHER question/answer was shared with Hillary against Bernie in the debates). AfterBerners are a LARGE number. Berners for Trump.
This happened yesterday: