11.   The initial blast killed a dozen or so people, mostly security guards, witnesses said.

12.   The opposite directions of the splaying suggests that the initial blast originated somewhere between, the engineer said.

13.   The rate at which these rays fall off from the initial blast, the scientists discovered, could be used to calculate the distance the beams have traveled.

14.   The wreckage shows that the center-wing fuel tank had extensive fire damage, as would be expected no matter what caused the initial blast.

15.   Other tanks exploded after the initial blast but Barabara knew of no more casualties.

16.   Army bomb experts defused another bomb found in a nearby tank six hours after the initial blast, which injured no one.

17.   Army radio reported an initial blast followed by secondary explosions.

18.   But officials have so far failed to determine whether the initial blast was caused by an internal torpedo flaw or a collision with another vessel.

19.   Explosions continued more than two hours after the initial blasts, hampering rescue efforts.

20.   Explosions continued more than two hours after the initial blasts.