TULSA, Okla. (AP)- A Native American former student is suing an Oklahoma school district for the removal of an eagle feather from her graduation cap prior to her high school graduation ceremony. The lawsuit filed Monday in Tulsa County District Court against Broken Arrow Public Schools and two employees by Lena’ Black alleges intentional infliction of emotional distress, negligence and violations to her state and federal constitutional rights to free speech and freedom of religion. District spokesperson Tara Thompson said Wednesday that the suburban Tulsa school had not been served with the lawsuit and declined comment on the action, but said all students are allowed to add items to their graduation regalia. “Not only do we make exceptions for the Native American tribes, we also allow other religious and ethnic…