As the rain came down at North Wilkesboro Speedway on Saturday, NASCAR announced the cancellation of all All-Star Race heats. In addition, the Truck Series Race would resume Sunday at 11:30 a.m. amid flooding and power outages at the track. During the red flag delay, though, the drivers had some fun. Tires started to float away in the flooding and some drivers decided to go swimming, as well. It made for quite a scene as they waited to find out how long the delay would be or if they’d even race at all on Saturday night. Some areas of pit road were starting to flood and trucks had to move as a …