Did the United States District Court of Maryland err in dismissing Ms. Hughley's Breach of Contract claim when she was denied grievance and arbitration procedures under the Railway Labor Act?

are: Did the United States District Court of Maryland err in their decision to dismiss Ms. Hughley ’s Breach of Contract claim knowing that Ms. Hughley was denied grievance and arbitration procedures? 2. Can an employer in the RLA deny access to grievance and arbitration in the collective bargaining agreement and prevent an employee from raising a claim fora minor dispute? 3. Can an employee covered by the RLA sue federally for violations that are minor disputes if grievance procedures and arbitration are denied by the employer? 4. Can an employee covered by the RLA sue federally for breach of contract if grievance procedures and arbitration are denied? 5. Can federal courts interpret Collective Bargaining Agreements in cases where grievance procedures and arbitration has been denied by the employer? 6. Did the United States District Court of Maryland fail to review the RLA and properly interpret the stipulations within the act when a violation is alleged? 7. Did the Fourth Circuit Court of Appeals err in their decision to affirm the decision of the United States District Court of Maryland without reviewing the RLA?1.