A Harrisburg Elementary School fourth grader died Wednesday evening at Carolinas Medical Center-Pineville, and the cause of death is under investigation, according to Chief Deputy Coroner Karla Knight Deese. The student, Dylan Lemieux, is the son of Daniel and Stacey Lemieux. The parents could not be reached before press time. “We’re in shock more than anything,” said Harrisburg Principal Steven Puckett.