Complex sentence: Captain Costello and Cassidy brief the police department on Dragovic; revealing that he runs the largest human trafficking network in the world, while his sons, Goran and Ivan, manage his operations in the Middle-East and South-East Asia, respectively.
Split into simpler sentences: Captain Costello and Cassidy brief the police department on Dragovic; revealing that he runs the largest human trafficking network in the world. His sons, Goran and Ivan, manage his operations in the Middle-East and South-East Asia, respectively.