Wilf Thorne / Houston Dynamo

PHOTOS: SUM U-17 Cup, Day 1

The 2010 SUM U-17 Cup kicked off at Centennial Park in Friendswood Friday, with youth teams representing all 16 Major League Soccer clubs competing in group play. For more information on the tournament, click here. For the best photos from Friday's action, click here. For a gallery focused on the Dynamo Academy's 3-0 win over Toronto FC, click here.