Moderate Democrats Flex Their Power In The Senate, Making Progressives Impatient

Democrats who hoped that narrow control in Washington, D.C., would lead to a rush of votes to approve new progressive policies are facing a major roadblock — moderates in their own party.

Moderate Senate Democrats from Republican-leaning states and swing states are flexing the power that comes along with a 50-50 Senate, where every vote has the potential to make or break a bill.

Members of the small-but-mighty group worked this week with a handful of Republicans to reach an agreement on a $1.2 trillion infrastructure framework. Earlier this year, they won...