The 11th annual Putnam City Cancer Classic will take place on Nov. 3 at Wheeler Park on the Oklahoma River.
More than 30 students from Putnam City Schools spent time in labs OMRF this week.
Cost for the fun run is $15 per person, and the 5K is $30.
PC Schools made a significant donation to cancer research for the 42nd consecutive year.
More than 1,000 runners and walkers turned out at Wheeler Park on Nov. 5.
For the past 41 years, the PC Schools have partnered with OMRF to fight cancer.