Complex sentence: Peter M. Koski is a trial attorney for the United States Department of Justice that on June 22,2010 was responsible for the indictment of Puerto Rico Senator Héctor Martínez on corruption charges.
Split into simpler sentences: Peter M. Koski is a trial attorney for the United States Department of Justice. On June 22,2010, he was responsible for the indictment of Puerto Rico Senator Héctor Martínez on corruption charges.