(S (S (BASENP (DT A) (NNP U.S.) (NNP Army) (NN report)) (VP (VBZ finds) (SBAR (S (BASENP (NN stress)) (VP (VBZ is) (VP (VP (VP (VBG weighing) (ADVP (RB heavily))) (PP (IN on) (BASENP (NNP Iraq) (NNP War-era) (NNS troops)))) (PP (IN with) (S (NP (BASENP (NN 54) (NN percent)) (PP (IN of) (BASENP (NNS soldiers)))) (VP (VP (VBG rating) (NP (BASENP (PRPD their) (NNS units) (POS ')) (NN morale))) (PP (IN as) (ADJP (ADJP (JJ low)) (CC or) (ADJP (RB very) (JJ low))))))))))))) (PERIOD .))