A new campaign ad supporting Florida’s Amendment 3, which aims to legalize recreational marijuana, features Republican Sen. Joe Gruters addressing critics of the measure. Titled “Blowing Smoke,” the ad counters claims fromGovernorRon DeSantis, who opposes the amendment and has sparked further controversy by refusing to extend the Oct. 7 voter registration deadline during Hurricane Milton evacuations. Get Benzinga’s exclusive analysis and the top news about the cannabis industry and markets daily in your inbox for free. Subscribe to our newsletter here. You can’t afford to miss out if you’re se…