Comments on: Detroit Free Press Marathon reveals dramatic course updates and a return to international racing https://www.runningusa.org/industry-news/events-industry-news/detroit-free-press-marathon-reveals-dramatic-course-updates-and-a-return-to-international-racing%ef%bf%bc/ Running USA Thu, 16 Jun 2022 15:44:22 +0000 hourly 1 https://wordpress.org/?v=6.5.3