The Chiefs' depth in the defensive backfield is already being tested.
Starting safety Kendrick Lewis is out with a right shoulder injury he sustained early in the Chiefs' preseason loss to the St. Louis Rams on Saturday night. Lewis was helping to make a tackle when he appeared to hurt his shoulder, and he immediately left the game.
His right arm was in a sling after the Chiefs' 31-17 loss.
Kansas City coach Romeo Crennel said Sunday that Lewis will miss ''a bit of time,'' but did not provide details on the injury or a more definitive timetable.
Lewis is expected to wear a sling for several more days before starting a rehab program, but Crennel said the two-year starter is not considered a candidate for injured reserve.
''He has to have no surgery or anything like that,'' Crennel said, ''but he has to rest that shoulder and immobilize it a little bit before we can start movement.''
Lewis was clearly frustrated with the injury, spiking his helmet into the sideline turf at the E...