The NASCAR Cup Series Ally 400 almost had a catastrophic incident on the track under caution. A safety truck almost made contact with a race car. Had this happened, it would have been the exclamation point on the chaotic day at Nashville Superspeedway. Safety trucks are often on the track at the same time as the race cars. Under caution, while towing vehicles away, tending to drivers just in a wreck. There are many reasons why these trucks would be out on the track. Today we almost had an incident. The safety truck driver swerved in the middle of the track as Denny Hamlin came on the outside t…