WALL-E. Johnny Five. Optimus Prime. And R2-D2. Those all are famous robots seen in the motion pictures. Now, Pipestone Area Schools has a robot of its own with Turf Tank Two, affectionately named “Betsy,” which could be seen lining the main football field at Paulsen Field Thursday, Sept. 18. PAS groundskeeper Cody Heidebrink said the robot has provided instant relief in many aspects. “There’s a cost savings with paint,” Heidebrink said. “It uses 7-1/2 gallons of paint every time it lines the (football) field.” Painting the field by hand used as many as 35 gallons each time, he reported.  What’s...

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