TWO WEEKS AFTER the crash of Trans World Airlines (TWA) Flight 800, there was still no firm evidence to support the prevailing theory that the Boeing 747-100 was brought down by a bomb. By 1 August, 184 of the 230 victims, but less than 5% of the wreckage, had been recovered from the sea off Long Island. Based on radar data and the pattern of wreckage about 35m (115ft) down in water, investigators believe that the nose of the 747 separated from the rest of the aircraft, which remained mostly intact for 10-11s, until it was engulfed by a fireball. This has led to speculation that a bomb exploded in the forward section, possibly in the cargo hold. Radar tracked the 747 for 41s after the recorders stopped. The forward fuselage is believed to have separated at 13,700ft, while the rest of the aircraft descended to 8,500ft before bursting into flames. Recovery efforts have focused on two major debris fields 2km (1nm) apart. The nose landing-gear and some first- an