‘We’re at risk’: the little-known races that could expand Republican power

Republican control of state legislatures allowed them to draw advantageous districts, and the party is racing to do it again in the midterm elections

Eva Burch has worn out her shoes visiting thousands of voters this year.

Burch, a Democrat running for the Arizona state senate, tells people that her race could be decided by just a few hundred votes. She's not just cat-mousing them" - the race really could be that close. And while her race has gotten nowhere near the amount of attention of Arizona's closely watched US Senate and gubernatorial races, it could ultimately be just as important.