Riley Zuckert, 13, who will be in eighth grade this fall at Colleyville Heritage Middle School, was named to the 2013 USA Taekwondo National Cadet team.Zuckert, a black belt, was selected to the team on the strength of her gold medal in the flyweight division at the USAT National Championships recently held in Chicago.She has been invited to train with U.S. National Team coaches at the U.S. Olympic Training Center in Colorado Springs.The gold medal was Zuckert's fifth national championship. She trains six days per week at NTA Taekwondo of Coppell, under Master Sang Cha.Southlake brothers dominant in ATV racingCody and Bryce Ford, ages 13 and 11 respectively, each won two national classes this year in American Motorcyclist Association-All Terrain Vehicle Association competition.The Southlake residents have been racing for seven years, mostly locally but also including several years at the national level.Cody was first overall in the 90 CVT and 90 Auto Senior classes, while Bryce was first overall in the 70 CVT and 90 Auto Junior classes. They both also lead several competition classes in Texas.For information on the brothers' accomplishments, visit their websites at www.Cody52.com and www.Bryce44.com.Southlake Carroll hockey downs Arlington-MidlothianIn the summer playoffs, the Southlake team took down Arlington-Midlothian last Thursday, 4-2.Collecting goals for Southlake were Aaron Driggs with two, Jesse Foskey and Chris Barrett. Four assists were split between Foskey and Jeff Rucci. Christian Westerberg got the win in goal, saving 22 of 24 shots.Grapevine/Colleyville hockey downed by CoppellCoppell defeated Grapevine/Colleyville in the summer playoffs by a 6-0 final last Thursday.Nick Magusiak faced a whopping 36 shots on goal.Registration for i9 flag footballRegistration for i9 Sports flag football for boys and girls age 4-14 ends Aug. 19.The registration fee for Keller/North Fort Worth and Grapevine-Colleyville play is $140 until Aug. 19 and $155 after Aug. 19.Leagues run for eight weeks through the fall and feature 5-on-5 teams with no intentional contact allowed.Volunteer coaches are also sought, subject to mandatory background check.For more information, visit www.i9sports.com.Southlake Tennis Center running junior summer programsThe junior summer program at Southlake Tennis Center will run through late August.Programs include week-long tennis camps, classes once per week and tournament training. Throughout summer, the center will also feature Friday Match Days, Saturday Play Nights and Future Stars Tournaments.The center aims to provide summer programs for both recreational and competitive junior players.Junior tennis instructional programs begin at $75 and range to $135/week for more advanced levels and $130 for eight classes, which are scheduled through Aug. 23.The Southlake Tennis Center uses the USTA QuickStart program for ages 10 and under, featuring modified balls, racquets and courts to build skills quickly, and an 8:1 student-to-professional ratio.Southlake Tennis Academy Junior Tournament Training will take place through Aug. 23. The three-hour sessions are priced $150 for five sessions and $550 for 20.Information: 817-421-8605 or southlaketennis.com.