Oklahoma City Memorial Marathon runners are gathering at the Oklahoma City Convention center ahead of the big race on Saturday.
Runners can stop by to pick up their race bibs, packets and shirts.
The expo will be open Friday through 7 p.m. and from 9 a.m. to 6 p.m. on Saturday.
Runners will also be able to see a map of the new course, hang out in the runner lounge and visit the Why We Run Memorial.
The new course leads runners through northeast Oklahoma City, visiting new neighborhoods along the way. The race concludes at Scissortail Park.