The second radio transmission, 35 seconds later, indicated that the fight was continuing.
( ( The ( second ( radio transmission ) ) ) ( , ( ( ( 35 seconds ) later ) ( , ( ( indicated ( that ( ( the fight ) ( was continuing ) ) ) ) . ) ) ) ) )
(ROOT (S (NP (DT The) (JJ second) (NN radio) (NN transmission)) (, ,) (ADVP (NP (CD 35) (NNS seconds)) (RB later)) (, ,) (VP (VBD indicated) (SBAR (IN that) (S (NP (DT the) (NN fight)) (VP (VBD was) (VP (VBG continuing)))))) (. .)))
The flight never ended and kept going for a while. 
( ( The flight ) ( never ( ( ( ended and ) ( kept ( going ( for ( a while ) ) ) ) ) . ) ) )
(ROOT (S (NP (DT The) (NN flight)) (ADVP (RB never)) (VP (VP (VBD ended)) (CC and) (VP (VBD kept) (S (VP (VBG going) (PP (IN for) (NP (DT a) (NN while))))))) (. .)))