Get ready to tackle that crucial long training run on Saturday, October 10th, 2026, right here in Springfield, MO! This relaxed, fully-supported 20-miler (with a 10-mile option too) is designed to make your biggest training run feel manageable and enjoyable, featuring shaded sections along South Creek Greenway, multiple aid stations, Nike on-site with gear demos and giveaways, and a celebratory pasta dinner afterward. Whether you're building up for a fall half or full marathon, you'll have everything you need to crush this distance and celebrate with fellow runners.