1. The failed launches have raised doubts about the military's most expensive weapons program and left a newly commissioned nuclear submarine weaponless.
2. The Yekaterinburg nuclear submarine caught fire at a shipyard in Russia's northern city of Murmansk on Thursday.
3. Bashir made the remarks only hours after Pakistan's Foreign Office expressed concern over India's introduction of the nuclear submarine.
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4. The attack submarine surfaced quickly and its nuclear reactor was not affected, according to the British Ministry of Defense.
5. Russia's navy has suffered a string of fatal accidents, including the loss of the Kursk nuclear submarine in the Barents Sea in August 2000.
6. The condition of Russia's aging nuclear submarine fleet has long raised international concern.
7. It was the second collision involving a US nuclear submarine in the Strait of Hormuz in just over two years.