It's rare that the main talking point of a NASCAR weekend isn't Sunday's Cup Series race, but following the spring race weekend at Martinsville (Va.) Speedway, that's exactly what happened. Saturday night's NASCAR Xfinity Series race — especially the third stage — was a messy,

The Xfinity Series race at Martinsville saw huge chaos, leading to 14 cautions, one red flag, and an unexpected ending.

A wreck- and caution-filled Xfinity Series at Martinsville drew criticism in the Cup Series garage and put a spotlight on a tricky problem.