The President and the Vice President indicated to us they had not been aware that fighters had been scrambled out of Andrews, at the request of the Secret Service and outside the military chain of command.
( ( ( ( The President ) and ) ( the ( Vice President ) ) ) ( ( ( indicated ( to us ) ) ( they ( ( had not ) ( ( ( ( been aware ) ( that ( fighters ( had ( been ( ( scrambled out ) ( of Andrews ) ) ) ) ) ) ) , ) ( ( ( at ( ( the request ) ( of ( the ( Secret Service ) ) ) ) ) and ) ( outside ( ( the ( military chain ) ) ( of command ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNP President)) (CC and) (NP (DT the) (NNP Vice) (NNP President))) (VP (VBD indicated) (PP (TO to) (NP (PRP us))) (SBAR (S (NP (PRP they)) (VP (VBD had) (RB not) (VP (VBN been) (ADJP (JJ aware)) (SBAR (IN that) (S (NP (NNS fighters)) (VP (VBD had) (VP (VBN been) (VP (VBD scrambled) (PRT (RP out)) (PP (IN of) (NP (NNP Andrews)))))))) (, ,) (PP (PP (IN at) (NP (NP (DT the) (NN request)) (PP (IN of) (NP (DT the) (NNP Secret) (NNP Service))))) (CC and) (PP (IN outside) (NP (NP (DT the) (JJ military) (NN chain)) (PP (IN of) (NP (NN command))))))))))) (. .)))
The leaders were not aware that fighters were scrambled out of Andrews.
( ( The leaders ) ( ( ( ( were not ) aware ) ( that ( fighters ( were ( ( scrambled out ) ( of Andrews ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNS leaders)) (VP (VBD were) (RB not) (ADJP (JJ aware)) (SBAR (IN that) (S (NP (NNS fighters)) (VP (VBD were) (VP (VBD scrambled) (PRT (RP out)) (PP (IN of) (NP (NNP Andrews)))))))) (. .)))