Rep. Robin Kelly, D-Ill., joined by 30 other elected leaders, wrote to Gov. Bruce Rauner expressing their “collective support for construction of the South Suburban Airport” in Peotone. The leaders called the project “an incubator of innovation and generator of growth for our nation.” “For decades, we’ve needed a new airport to reach our region’s fullest potential. A groundbreaking is finally within reach,” said Kelly, who represents Homewood and Flossmoor in Congress. “We need to be 100 percent clear with our partners that the political and business leaders of Cook, Will and Kankakee counties . . .