Democrats are pitching themselves as the answer to the economic woes Americans are facing in their pursuit of power in Congress, but they have made a habit of blocking the GOP’s attempts to tackle cost of living issues.Affordability has become the centerpiece of the Democrats' campaign messaging heading into Election Day in November, and they’ve wielded it like a political cudgel that left-wing candidates from Michigan to Texas are using to browbeat Republicans.But in the Senate, it requires cooperation and compromise to tackle those issues, and Republicans say that their colleagues across the...