The 82nd Medical Group and the Wichita County Public Health District are partnering to conduct a joint flu line on Thursday from 7:30 a.m. to 5 p.m. at the Community Activity Center on Sheppard. Vaccinations will be available at no cost for civilian and contractor personnel with Medicare, Medicaid, CHIP and Blue Cross Blue Shield PPO. For those who have no health insurance, flu vaccinations will be available for a flat rate of $20.