The Federal Trade Commission has obtained new evidence in its investigation of unfair trade practices.

Literal

Federal-Trade-Commission [topic-は] unfair-trade [possessive-の] investigation [in-で] new evidence [object-を] grasped.

連邦取引委員会 ('Federal Trade Commission'). 不正取引 ('unfair trade practices'). 確証を握る ('to grasp evidence') is a formal expression. Technical legal/regulatory vocabulary.