Democrats' surprising victory margins Tuesday were fueled by dramatic gains among people who've drifted to the GOP in recent years — particularly Black, Latino and young voters, exit polls showed.
- Also jumping out of the results: In winning the races for governor in Virginia and New Jersey, Abigail Spanberger and Mikie Sherrill not only won a solid majority of women voters, they were backed by nearly half the men who voted in each state, CNN's surveys indicated.
Why it matters: The deeper Democrats looked into the numbers Wednesday, the more encouraging it seemed for a party that has been in the wilderness much of the year since President Trump's election.