Chicago (SID)<br>The leadership of the US gymnastics federation USA Gymnastics followed the demands of the US Olympic Committee USOC and resigned as a group. In the sexual abuse scandal with former team doctor Larry Nassar at the center, USA Gymnastics avoided the threatened withdrawal of its Olympic approval by the USOC.<br>Last Sunday, CEO Paul Parilla, Vice Chairman Jay Binder and Treasurer Bitsy Kelley announced their resignations. Now all remaining board members followed suit. The plan is now to install an interim leadership and hold new elections within a year.<br>“In our opinion, USA Gymnastics needs a complete rebuild,” USOC boss Scott Blackmun demanded on Thursday. The USOC is already conducting an independent investigation into the scandal. However, some of the victims had also accused the US sports governing body of inaction.<br>On Saturday, Michigan Attorney General Bill Schuette announced a detailed investigation into the Nassar case. "We will shine a bright light into every corner. This will be done thoroughly, period," said Schuette. The investigation will focus on what happened at Michigan State University, where Nassar worked until 2016. Victims accuse the university management of covering up cases of abuse or failing to investigate allegations.<br>Nassar was sentenced on Wednesday to a prison sentence of up to 175 years for sexually abusing young gymnasts. The 54-year-old had previously been sentenced to 60 years in prison for possession of child pornographic material. The number of Nassar's abuse victims is said to be at least 150, including Olympic champions Simone Biles, Aly Raisman, Gabby Douglas, Jordyn Wieber and McKayla Maroney.