Oct. 21—The Thomas Jefferson girls’ tennis team jumped out to a 2-1 advantage on Monday afternoon when it hosted St. Pius X Catholic High School for a Class 2 state quarterfinal matchup at Thomas Jefferson Independent Day School in Joplin. That early lead from winning two of the three doubles matches helped the Cavaliers (12-0) earn a 5-2 victory over the Warriors (10-4). “The last double that …