Rep. Kevin McCarthy (R-CA) is leaving Congress after his historic ouster as Speaker of the House earlier this year — and the fight to replace him in the special election for his very conservative Central Valley district is on. But it’s already hitting some major complications. According to KBAK, the California Secretary of State has disqualified one of the leading Republican contenders, Assemblyman Vince Fong, from running. “According to a release, under state law, a candidate who has filed their declaration of candidacy is not permitted to withdraw as a candidate at that primary election,” sa…