County Commissioner Herschel Wells Sr., held off fellow Commissioner Kenneth Rogers to stake claim to the Democratic nomination for county executive, while John Shields will seek the office for the second straight election as the Republican nominee.Wells triumphed over a field of four Democratic opponents, the chief of which was Rogers, who had formerly served as county executive. The final count showed Wells with 2,345 votes. Rogers garnered 1,557 votes while David H. Hill pulled in 669 votes.