The checkpoint featured closed-circuit television that recorded all passengers, including the hijackers, as they were screened.
( ( The checkpoint ) ( ( featured ( ( closed-circuit television ) ( that ( ( ( recorded ( all passengers ) ) , ) ( including ( ( ( the hijackers ) , ) ( as ( they ( were screened ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN checkpoint)) (VP (VBD featured) (NP (NP (JJ closed-circuit) (NN television)) (SBAR (WHNP (WDT that)) (S (VP (VBD recorded) (NP (DT all) (NNS passengers)) (, ,) (PP (VBG including) (NP (NP (DT the) (NNS hijackers)) (, ,) (SBAR (IN as) (S (NP (PRP they)) (VP (VBD were) (ADJP (JJ screened)))))))))))) (. .)))
Passengers getting recorded during the screening process was a relatively new feature they had adopted.
( ( Passengers ( getting ( recorded ( during ( the ( screening process ) ) ) ) ) ) ( ( was ( ( a ( relatively ( new feature ) ) ) ( they ( had adopted ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Passengers)) (VP (VBG getting) (S (VP (VBN recorded) (PP (IN during) (NP (DT the) (NN screening) (NN process))))))) (VP (VBD was) (NP (NP (DT a) (RB relatively) (JJ new) (NN feature)) (SBAR (S (NP (PRP they)) (VP (VBD had) (VP (VBN adopted))))))) (. .)))