The Illinois High School Association is being challenged on a policy that bans Christian schools from offering a prayer or any religious message over their public address systems when they host association events on their own property. "It is blatantly unconstitutional for public school officials to come into private schools and enforce a policy prohibiting them from expressing what's central to their religious beliefs," said David Cortman, senior legal counsel for the Alliance Defense Fund, or ADF. The ADF wrote this week to association chief Marty Hickman after several private schools complained about the new restrictions. WND left a message...