The clock is ticking on Republicans' Senate advantage

For years the conventional wisdom has been that Republicans enjoy a healthy structural advantage in the race for the U.S. Senate. It's how Republicans were able to expand their majority in that chamber despite a brutal national environment in 2018, and it's how senators representing a minority of the U.S. population will be able to plow forward with Amy Coney Barrett's Supreme Court nomination before the election, confident that even if they kick away the Senate this year, it won't be long befor