NASCAR Power Rankings: Kyle Larson surges ahead, Martin Truex Jr. falls hard following the Southern 500 | CBS Sports Headlines NASCAR Power Rankings: Kyle Larson surges ahead, Martin Truex Jr. falls hard following the Southern 500 Larson returned to Victory Lane for the first time since the All-Star race, while … Continue reading NASCAR Power Rankings: Kyle Larson surges ahead, Martin Truex Jr. falls hard following the Southern 500