Mandy O’Connor, a York native, Penn State graduate, and THON participant, fought Epithelioid Hemangioendothelioma (EHE) for more than a decade. EHE is a rare and often deadly vascular sarcoma (cancer) that largely affects adolescents and young adults. Mandy served on planning committees for Relay For Life and volunteered as a Team Captain and routinely spoke at American Cancer Society events. She was passionate about fighting cancer, especially those primarily targeting children. For her 30th birthday, she raised money for Alex’s Lemonade Stand, an organization trying to eradicate childhood cancer. Mandy passed away April 5th, 2015, at Johns Hopkins Hospital at the young age of 31.