Interim Pastor Called. David Howard has been called as the Interim Pastor of Springfield Southern. This action follows the recent July 1 st retirement of Mike Keppler who had served 26 ½ years as pastor. Bro. David is the Director of Missions for Heartland Baptist Network (formerly Capitol City Baptist Association). David has agreed to serve as interim for the next six months until January 2019 (or until the church calls the next pastor).