COUNTY — Indian River County residents have until July 6 to register to vote in the Aug.4 Special General Election. Voters will decide who will serve the State Senator, Dist. 28.There are three candidates vying for the seat, including Joe Negron (R), Bill Ramos (D) and write-in candidate Josue Larose.To register, visit the Indian River County Supervisor of Elections Web site, www.VoteIndianRiver.com