NFL star Christian McCaffrey has hurt the 24: 9 away win of Carolina Panthers against Houston Texans. The highest paid runningback The National Football League had to leave the field in the second quarter because of a muscle injury to the buttocks and could not continue. Without the 25-year-olds, the Panthers needed long to re-orient themselves and gain the game in the end. Whether and how long McCaffrey will fail, was initially unclear NFL star Christian McCaffrey y has hurt the 24: 9 away win of Carolina Panthers against Houston Texans. The highest paid runningback The National Football League had to leave the field in the second quarter because of a muscle injury to the buttocks and could not continue. Without the 25-year-olds, the Panthers needed long to re-orient themselves and gain the game in the end. Whether and how long McCaffrey will fail, was initially unclear.