71.   Federal investigators believe the oxygen generators caused a fire in the cargo hold that brought down the ValuJet.

72.   Fire Commissioner Thomas Von Essen said that investigators believed the blaze was caused by a lamp cord that was wrapped around a radiator upstairs.

73.   Fire investigators believe that a flammable liquid was poured around the body, said a Fire Department spokesman, John Baldassarre.

74.   FBI Director Robert Mueller said Thursday that investigators believe that some of the hijackers used their own identities, but others may not have.

75.   Federal investigators believe Mohammed may have been living in Germany at the same time Mohamed Atta and some of the other hijackers were living there.

76.   Fox added that investigators believe Rocha acted on his own and that no further arrests are expected.

77.   French police arrested seven people suspected of belonging to extremist Islamic groups because investigators believe were planning attacks on American interests there.

78.   From that re-enactment investigators believe the shot may have come from a footpath on a bridge over the Harlem River.

79.   From this background have sprung faceless battalions of the GIA in Europe, and from among them, investigators believe, came Ressam.

80.   Further, the investigators believe that if this was the cause of the crash, then the unit later unjammed when it reached room temperature.