7/15/2015
Sprint Source
LABOR DAY WEEKEND - TRIPLE CROWN
![LABOR DAY WEEKEND - TRIPLE CROWN](https://dy5vgx5yyjho5.cloudfront.net/images/v2/s1136x640-U3g7oQwZ8C6v2xx276102.jpg)
THE SOUTHERN UNITED SPRINTS WILL LABOR IT OUT WITH 3 NIGHTS OF RACING AT 3 QUARTER MILE TRACKS. THE TRIPLE CROWN WEEKEND BEGINS FRIDAY NIGHT, SEPTEMBER 4TH AT THE HEART O' TEXAS SPEEDWAY IN WACO, TX...