A District 6-AAA championship was already assured when the Warren County High School girls tennis team stepped on the court Thursday. When the Lady Pioneers left the McMinnville Civic Center courts, the team knew it was only one more win away from accomplishing another feat.The Lady Pioneers need only one more victory to complete a perfect season after beating Webb School 7-0 at home Thursday. The win improves Warren County to 11-0 this year.Last year’s Lady Pioneer team was the most successful one under longtime coach David Dunlap when it finished second in District 6-AAA. This year’s team has taken success a step further.