Complex sentence: On December 20,2017, Maroney filed a suit against Nassar, Michigan State University, the United States Olympic Committee, and USA Gymnastics, accusing the latter of covering up the sexual abuse by making Maroney sign a $1.25 million non-disclosure agreement.
Split into simpler sentences: On December 20,2017, Maroney filed a lawsuit against Nassar, Michigan State University, the United States Olympic Committee and USA Gymnastics. The lawsuit accuses USA Gymnastics of covering up the sexual abuse by making Maroney sign a $1.25 million non-disclosure agreement.