The Rolla man accused of gunning down two managers and injuring another man at the Riverview RV Park and Campground back in November makes an appearance this week in a Miller County courtroom. Gary Sweet is charged with two counts each of first-degree murder and first-degree assault along with four counts of armed criminal action. Sweet was in court for a case review. The case has now been set for a preliminary hearing to determine if a trial will take place. The preliminary hearing is scheduled for May 30th in Tuscumbia.