And that accounts for all those 'black folks' in blue States not showing up to vote, exactly how?

These are nationwide results.  Lots of  blacks voted for Obama both times and for no one this time.  

"In fact, Pew reported, the decline of 7 percentage points from the 2012 presidential election marked the largest drop on record for black voter turnout from one election to the next. "

https://patch.com/california/berkeley/s/g4dlj/black-voter-turnout-fell-in-2016

http://www.pewresearch.org/fact-tank/2017/05/12/black-voter-turnout-fell-in-2016-even-as-a-record-number-of-americans-cast-ballots/