The Supreme Court ruled 8-1 this morning that a high school cheerleader’s First Amendment rights were violated when Pennsylvania school district officials disciplined her for a profanity-laced rant on social media. The ruling June 23 is a defeat for the Biden administration which had urged the court to let school districts suppress free speech by students on social media if they deem it potentially disruptive to school operations. The court opinion in the case, Mahanoy Area School District v. B.L., court file 20-255, was written by Justice Stephen Breyer. Justice Clarence Thomas filed a dissenting opinion. The student involved in the case, Brandi Levy, was a minor at the time the lawsuit was initiated. Legal files reduced her name to initials to protect her identity. In 2017, when Levy was 14 and a freshman, she made the Mahanoy Area High School junior varsity cheerleading team, but as a sophomore, she …