1.   Among the least understood aspects of the disaster were the reports of major structural damage to the submarine beyond the destruction in the forward compartment.

2.   Most sailors were in forward compartments and died instantly in the blasts, Russian officials said.

3.   As the ship was leaving the island, it struck a reef and began to take on water in the forward compartments.

4.   But skeptics say clues can only be found in the shattered forward compartment, which will be left on the seabed.

5.   Divers on Saturday moved their search for bodies toward less damaged areas of the vessel after failing to enter a shattered third forward compartment earlier in the week.

6.   Earlier Friday, Russian and Norwegian divers moved their search for bodies toward less damaged areas of the vessel after failing to enter a shattered forward compartment.

7.   However, the forward compartment, where the torpedoes were located, is likely to hold the most clues to the cause of the sinking.

8.   Most foreign experts consider a torpedo malfunction in the forward compartment as the most likely cause of the sinking.

9.   Most foreign experts say the most likely cause was an internal malfunction, such as a torpedo misfiring, which caused an explosion in a forward compartment.

10.   Most foreign experts say it was most likely was an internal malfunction, such as a torpedo misfiring, that caused an explosion in a forward compartment.