NEW : ` ` Countermeasures '' failed to deploy during test . ' Shield critics have long complained previous tests did n't involve decoys . The technology has caught up , '' Lt. Gen. Trey Obering said . President-elect Obama has said he 'll support missile defense systems if they work .
NEW : ` ` Countermeasures '' failed to deploy during test . ' Shield critics have long complained previous tests did n't involve decoys . President-elect Obama has said he 'll support missile defense systems if they work .