Investor%27s Business Daily - School stocks fell broadly, including Career Education (NMS:CECO), down 9%; Corinthian Colleges (NMS:COCO), down 7.5%; Grand Canyon Education (NMS:LOPE), down 6%; Apollo Group (NMS:APOL), down 4%; Strayer Education (NMS:STRA), down 4% and DeVry , down 3%. American Public Education (NMS:APEI) fell 5% during the day and 29% after hours. It beat Q2 EPS estimates but sales fell short.