| 1 | The ship was sunk by an atomic submarine. | |
| 2 | The country also appears intent on deploying nuclear-armed submarines. | |
| 3 | Under government policy, British nuclear submarines carry a maximum of 48 warheads. | |
| 4 | He even designed some of the parts on the submarine before he taught here. | |
| 5 | But it's unclear whether it included the exchange of information about nuclear armed submarine positioning, and many arms experts say it probably did not. |