The Louisville Department of Public Health and Wellness will again hold a flu shot clinic at Louisville Slugger Field.It will be this Sunday from 10am-3pm at the ballpark on East Main Street.Department Medical Director Dr. Matt Zahn says there's plenty of vaccine in stock."Nationally we're thinking we're going to have upwards of 140 million doses available for the country, and here locally we're doing real well so anybody who needs vaccine can get vaccinated,"Zahn said.Zahn recommends a flu shot for most everyone over the age of six months and particularly for people at high risk for flu complications.