Analysis: Democrats are on track to do this for the first time in 80 years

In a critical mark of the shifting political landscape, Democrats in November could secure a clean sweep of the Senate seats from the four key Southwestern states — a milestone the party hasn’t reached in nearly 80 years.

In a critical mark of the shifting political landscape, Democrats in November could secure a clean sweep of the Senate seats from the four key Southwestern states — a milestone the party hasn’t reached in nearly 80 years.