For many Louisville families, Thunder Over Louisville is an annual tradition. For Mandie Creed, it is also the family business.From the 24th floor of the Galt House, inside the command center, Creed helps lead one of the city's biggest events. And for her, the role carries deep personal meaning."When we say it's a family affair, it's really a family affair," Creed said.Creed is a second-generation director of Thunder.