Facebook Suit Highlights Employers' Misunderstanding of Labor Laws

A complaint recently filed by federal labor officials against a Buffalo, N.Y., nonprofit highlights misunderstandings that many employers have about workers' activities that are protected by law.

In a statement Wednesday, the National Labor Relations Board said it was challenging the dismissal of five employees of Hispanics United, a social-service organization, for firing five workers over statements that they posted on socialnetworking website Facebook.