Whether or not the Democrats can be honest with themselves about that will determine whether or not the Democratic Party can restore itself as the party that best advanced the needs of working class Americans, or whether they have become something almost unrecognizable to these folks.
People earning less than 30K still voted more so for Clinton. Likewise Clinton did very well with working class folk of colour- the issue is white working class voters.
Seeing Indiana called very early in the Senate race made me wonder just how well Trump may have done in turning out rural voters