• Tex. App. Dist. 7
  • Per curiam.
The applicant requests a writ of mandamus ordering a court clerk to issue a citation of service on an agent of the Federal Bureau of Investigation. Unless necessary to enforce appellate jurisdiction, a court of appeals has no jurisdiction to issue a writ of mandamus against a trial court clerk. The appeal is dismissed. Amarillo Court of Appeals, No. 07-12-0489-CV, 11-29-2012.