They described it as a clueless Al Jolsonish attempt to hispander.
They've posted pics from earlier in the day to compare and contrast, close-ups, different angles...they're obsessing.
It looks like he stayed a little too long in a tanning bed (there is a distinct untanned area that a hat wouldn't explain.) It's the timing that seems to be an unfortunate coincidence.
Forget tanning beds; the geniuses over at DU spend way too much time with their heads in toaster ovens.