Louisville has caught March Madness fever. Sure, people in Kentucky’s biggest city are thrilled that their state’s flagship college, the nearby University of Kentucky, is a top seed in the NCAA men’s basketball tournament. But there’s another competition in town that’s riled up fundraisers at the city’s nonprofits: The Brackets for Good battle to see which organization can rake in the most money through donations and win the $10,000 grand prize. Founded in Indianapolis in 201