Andre Johnson turned upfield, fell awkwardly forward and clutched the back of his right leg. In past seasons, an injury to their All-Pro receiver would've doomed the Houston Texans. That was before they had Arian Foster. Foster rushed for 155 yards and scored the go-ahead touchdown after Johnson left with a hamstring injury, leading the Texans to a 17-10 win over the Pittsburgh Steelers on Sunday.
