Authorities are warning that scammers are impersonating law enforcement and demanding payment for missed jury duty. Watch NBC6 free wherever you are WATCH HERE WATCH HEREThe Miami-Dade Sheriff’s Office posted a warning on social media about jury duty scams and is advising the public that law enforcement officers will never call you and demand payment for missed jury duty. Over the phone, the person told her she had a warrant out for her arrest after missing federal jury duty, she said. Just talk to somebody in person,” Pinillos said. The Miami-Dade Sheriff’s Office also suggested verifying suspicious claims with your local Clerk of Courts Office.