FOX23 - TULSA, OKLA. - About 1700 people ran the Firecracker 5K Saturday morning in downtown Tulsa. Fleet Feet is donating some proceeds from the run to Family and Children’s Services’ Women in Recovery Program.

Organizers said that this is the biggest summer 5K in Tulsa.

Runners took off Saturday morning for the Fleet Feet Firecracker 5K Run.

At least 1,400 preregistered, and nearly 1,700 people ran after on-site registration.

Fleet Feet claims that this run is the biggest summer run in Tulsa.

Because of the holiday weekend, many of the runners are from out of town.

Between $2,500 and $5,000 will be donated to Family and Children's Services' Women in Recovery Program...

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