Democratic donors, bundlers and advisers told POLITICO they’re unsure the party’s top organization can turn things around in time for a critical presidential cycle.

Philip Alito has been working as an attorney with the Treasury’s office of the general counsel for months even as the Supreme Court takes up cases involving the department.

Lately, the Democrats have begun openly questioning military aid to Israel, but that isn’t enough. Rather, Americans must demand an arms embargo and targeted sanctions to achieve a small measure of...