First look: Dems crush GOP in party registration

Map: Larry Sabato's Crystal Ball

A first look for Axios readers: Larry Sabato's Crystal Ball at the University of Virginia has a detailed map of where Democrats and Republicans are ahead in party registration among voters.

Why it matters, from Rhodes Cook: "The Democrats approach this fall’s midterm elections with an advantage in one key aspect of the political process — their strength in states where voters register by party."