Sullivan, a 30-year-old writer and comedian, has unintentionally built a list of more than a dozen Floridians who need help securing an appointment. It started when she helped her parents, aunts and uncles get their shots, which quickly progressed to their elderly neighbors and even her mother's boss at the local library. Harder than Coachella tickets "We used to wait for Coachella tickets, and you get in the queue and you have multiple devices," Sullivan said. "I would argue that's easier than getting a Covid vaccine." Older Americans across the country who are now eligible to get vaccinated...