This article also mostly focuses on New Hampshire but does mention Iowa. How has he been doing demographics wise in southern and more midwest states so far, espcially those over this past super tuesday?
Trends have held in states where's he's competed to my knowledge.
Black vote remains immune to this seemingly tho




is still going down there. You see the long lines, because they close the polling sites to produce long waits. Don't get it twisted, FL is red for sHillary. People loved Obama and Romney nearly beat him. Hillary doesn't get the enthusiasm vote.