JOHN THURSTON, in his official capacity as Secretary of State of the state of Arkansas; SHARON BRoOKS; bilenda harris-ritter; WILLIAM LUTHER; CHARLES ROBERTS; JAMES SHARP; and J. HARMON SMITH, IN THEIR OFFICIAL CAPACITIES AS MEMBERS OF THE ARKANSAS STATE BOARD OF ELECTION COMMISSIONERS v. THE LEAGUE OF WOMEN VOTERS OF ARKANSAS; ARKANSAS UNITED; DORTHA DUNLAP; LEON KAPLAN; NELL MATTHEWS MOCK; JEFFERY RUST; AND PATSY WATKINS