The leader of Wikileaks and avowed Hillary Clinton critic Julian Assange is promising an October surprise that could shake up the 2016 race at an early event on Tuesday. MSNBC's Brian Williams looks back at some past October surprises.Oct. 4, 2016
UP NEXT
Mike Johnson gets Ukraine aid passed, risking his speakership
05:23
Opening statements in first Trump criminal trial
10:11
'There is nothing there': Stephanie Ruhle exposes how economic insiders view Truth Social stock
11:27
'A lot will depend on how much damage was done': Brennan on next steps after Israel launches strike in Iran
07:22
High gas prices threaten Biden campaign
06:07
'The end of his quest for Manhattan's approval': How Trump's trial exposes his insecurities