(S (S (BASENP (NNP MSNBC)) (VP (VP (VBZ reports) (SBAR (IN that) (S (S (BASENP (NNP Woodruff) (CC and) (NNP Vogt)) (VP (VBD were) (VP (VP (VBG wearing) (NP (BASENP (NN body) (NN armor)) (CC and) (BASENP (NNS helmets))))))) (SBAR (WHADVP (WRB when)) (S (BASENP (DT the) (NN explosion)) (VP (VBD occurred))))))) (COMMA ,) (VP (VBZ measures) (SBAR (IN that) (S (VP (MD may) (VP (VP (VB turn) (PRT (RP out))) (S (VP (TO to) (VP (VB have) (VP (VBN saved) (BASENP (PRPD their) (NNS lives))))))))))))) (PERIOD .))