Now the shock that is still reverberating around the World is mainly driven by the fact that pollsters had put Hillary Clinton in a comfortable lead against trump, some even putting her four points ahead of trump going into the election. Some say that even Trump him never expected to win because of these pollsters. So how could the pollsters be so wrong in their predictions? We want to put that question to a well-known pollster right here in Kenya Tom Wolf. Tom, how could pollsters be so wrong?