Webcams can be a window to the world. But a lawsuit filed this week claims they are also a one-way window being used by school officials to peek in on students and their families at home. A federal lawsuit filed Wednesday by the parents of a Harriton High School student alleges that the Lower Merion School District has been remotely spying on students inside their homes through their webcam-enabled district-issued computers. According to the suit filed by Mark S. Haltzman with the firm Lamm Rubenstone, Lindy Matsko, an assistant principal at Harriton, told a minor student in November that the...