Biden risks break with progressives on infrastructure

President Biden's relationship with his party's liberal base is being tested by a bipartisan framework on infrastructure spending, which has sparked a revolt from progressives such as Sen. Bernie Sanders (I-Vt.), Sen. Elizabeth Warren (D-Mass.) and Rep. Alexandria Ocasio-Cortez (D-N.Y.).

The big question is whether Biden will endorse the bipartisan plan, even though many Democrats are disappointed it leaves out many of their priorities.

If Biden throws his weight behind the $974 billion, five-year plan, Democratic strategists predict the party will quickly unify behind him, even if they do so reluctantly.

But doing so would scar...