The agency, already investigating a Trump complaint, is called on to consider reports that Russian agents bought Facebook ads.

A congressman’s letter that helped push a New Jersey attorney to resign after her boss was told she was a grassroots “ringleader,’’ has sparked questions about how much an employer can clamp down on an employee’s activism.

An ethics watchdog claims Rep. Rodney Frelinghuysen violated House rules by criticizing a local bank executive in a fundraising letter to her employer.