ST. PAUL, Minn. (AP) — A black former Minnesota FBI counterterrorism agent pleaded guilty Tuesday to leaking classified documents to a reporter, saying in a statement that he knew it was illegal but felt he had to act against a culture in the bureau that often treats minority communities with suspicion and disrespect.

Terry J. Albury, 39, appeared in federal court in St. Paul on one count of unauthorized disclosure of national defense information and one count of unauthorized retention of national defense information. Under his plea agreement, Albury faces a likely sentence of between 37 and 5...