Complex sentence: The D.C. District Court held that "the Librarian violated his own regulation regarding discrimination in the choice of Cary over Ringer for that position," declared Cary's appointment null and void, and directed the Librarian to take corrective action.
Split into simpler sentences: The D.C. District Court held that the Librarian violated his own regulation regarding discrimination in the choice of Cary over Ringer for that position. The court declared Cary's appointment null and void, and directed the Librarian to take corrective action.