A Kennett Square family, Mark and Roni Heimann, will present the 2015 Fund A Cure speech at the JDRF Delaware Hope Ball: Derby After Dark on Saturday, April 25 at the Chase Center on the Riverfront. Mark and Roni’s oldest daughter, Carli, was diagnosed with type 1 diabetes (T1D) when she was 4 years old. Now 16 years old, Carli is a sophomore at Kennett High School, where she plays lacrosse and is...