SOLON– The Junior Optimist members will be sponsoring a mini dance marathon for students and staff members in the middle school on Jan. 10. The ‘mini’ will take place during the school day. All proceeds will be donated to the University of Iowa Dance Marathon. This will be the 20th year that the U of I hosts a Dance Marathon. The Dance Marathon provides emotional and financial support for pediatric oncology and bone marrow transplant patients and their families treated at the U of I Children’s Hospital.