Manchin on collision course with Warren, Sanders

Sen. Joe Manchin (D-W.Va.) is headed for a high-profile battle with the Senate’s leading progressives over whether to expand Medicare eligibility as part of President Biden’s human-focused infrastructure agenda.

Sen. Elizabeth Warren (D-Mass.) on Thursday said she wants to lower the eligibility age, a priority shared by Sen. Bernie Sanders (I-Vt.), as part of Biden’s $1.8 trillion American Families Plan.

But the two progressives face a serious obstacle in Manchin, a key centrist in the 50-50 Senate who opposes making Medicare available to millions more Americans, citing concerns about the...