A suburban Philadelphia school district used school-issued laptop webcams to spy on students at home, potentially catching them and their families in compromising situations, a family claims in a federal lawsuit. Lower Merion School District officials can activate the webcams without students' knowledge or permission, the suit said. Plaintiffs Michael and Holly Robbins suspect the cameras captured students and family members as they undressed and in other embarrassing situations, according to the suit. * * * The Robbinses said they learned of the alleged webcam images when Lindy Matsko, an assistant principal at Harriton High School, told their son that...