Liz Gmerek celebrated a remarkable milestone by completing her 1,000th full marathon at the Mainly Marathons Prairie Series on May 14, 2026. Surrounded by a supportive community, she has completed nearly 600 marathons with Mainly and an impressive 920 alongside Kevin Brosi. This achievement highlights not only her dedication but also the encouragement she received from her Mainly family during the journey. The event showcased a vibrant atmosphere, symbolized by a sea of pink that represented their love and support.