Zachary Hrenko KENNETT SQUARE — Kennett High School announced that one student has been recognized as a National Merit Semifinalist in the 62nd annual National Merit Scholarship Program. Senior Zachary Hrenko was among approximately 1.6 million juniors who entered the 2017 National Merit Program by taking the 2015 Preliminary SAT/National Merit Scholarship Qualifying Test (PSAT/NMSQT) that served...