An administrator at a posh Manhattan private school was placed on paid leave after being filmed talking about “sneaking” her Democratic views and activism into the classroom. The Trinity School also announced in a Friday letter to students and parents that an investigation will be launched into the comments made by Jennifer “Ginn” Norris, a director of student activities at the Upper East Side fixture. Norris had said that she tries to “disrupt” the school’s curriculum in a recording published Thursday by Project Veritas, a conservative outlet known for filming undercover videos to expose progressive organizations. “There’s always groups of...