Despite having some early offensive success on Saturday against the Kansas City Royals, there is now some concern in the Texas Rangers dugout. Rookie outfielder Wyatt Langford has left the game with what the team is describing as right hamstring tightness. Langford has been replaced in left field by Travis Jankowski. Langford hurt himself in the fifth inning, attempting to leg out an infield single. His normal speed usually would have been good enough to see the former Florida product safe on first base. But after a few steps, he instantly pulled up and jogged the rest of the way. After reachi…