Russia's Defence Ministry has said the wreckage of the military plane that crashed into the Black Sea on Christmas Day - killing all 92 people on board - shows no signs of damage from an explosion or fire, Russian media reported.
More than 3,000 people have been involved in the search for victims' bodies and aircraft debris. Two black boxes have since been recovered.
More than 3,000 people are involved in a major search operation for the victims' bodies and aircraft debris from the Russian military plane that crashed into the Black Sea.
A day of mourning for the 92 people on board - including members of the army's world-famous choir, has been declared by Russian President Vladimir Putin.
Some 100 divers flown in from across Russia were working from 32 ships and several helicopters to search the crash site, which is around a mile from the Sochi shore where the plane had departed on Christmas Day.
By Sunday evening, rescue teams had recovered 11 bodies while Transport Minister Maxim Sokolov said fragments of other bodies were also found.
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