The Caldwell team tennis team remains undefeated and has advanced to the UIL Class 4A Team Tennis Regional Tournament after beating Wharton in the regional quarterfinals Tuesday morning at Waller High School.Wharton is ranked as the Number 3 team in Class 4A’s Region III.The regional tournament will be at A&M Consolidated over Oct. 17-18.Caldwell will either play Fran...