Now playing Next Russia Annual Putin news conference: Tough talk and praise for Trump “We are stronger than any potential aggressor”. 23/12/2016
Now playing Next USA Trump and Putin call for stronger nuclear forces Donald Trump has called for the US to greatly strengthen and expand its nuclear weapons capability. 22/12/2016
Now playing Next Russia Russian student jailed for attempting to join ISIL Varvara Karaulova pleaded not guilty, saying she was motivated by love for a man fighting in Syria whom she had met online. 22/12/2016
Now playing Next Turkey Turkish security over Russian ambassador's murder called into question Moscow has called Andrei Karlov's assassination 'a blow to Turkey's prestige' and has sent its own investigators to Ankara. 22/12/2016
Now playing Next Russia Russia lays to rest slain envoy to Turkey Christ the Saviour Cathedral in Moscow was packed with Russians paying their respects to slain ambassador Andrei Karlov on Thursday. 22/12/2016
Now playing Next Turkey Gülen denies involvement in murder of Russian envoy to Turkey Turkish president Recep Tayyip Erdogan said there was "no doubt" the policeman who carried out the attack had ties to exiled cleric Fethullah Gülen, his archenemy. 22/12/2016
Now playing Next Russia Ceremony for slain ambassador Andrei Karlov begins in Moscow Russia pays tribute to slain ambassador Andrei Karlov. 22/12/2016
Now playing Next Turkey Funeral of Russia's murdered envoy takes place in Moscow today Books of condolence have attracted queues of visiters at embassy facilities in Turkey as people pay tribute to the Russian envoy who was shot dead by a gunman in Ankara on… 21/12/2016
Now playing Next Turkey 'It's too early to say', Kremlin distances itself from Turkey's claims over ambassador's killing Turkey's Foreign Minister told US Secretary of State John Kerry that Gulenist supporters were behind the killing of Andrei Karlov 21/12/2016
Now playing Next Turkey Profile: the off-duty cop who shot a Russian ambassador The picture of off-duty cop Mevlut Mert Altintas standing calmly behind his soon-to-be murder victim has chilled as much as it has shocked. 21/12/2016
Now playing Next Turkey Conspirator or lone wolf ? - Russia and Turkey investigate envoy's killer Russian and Turkish investigators are working together to determine whether the assassination of Moscow envoy, Andrei Karlov, was the work of a lone gunman or part of a wider… 21/12/2016
Now playing Next Russia Death toll in Russian mass alcohol poisoning climbs to 58 Mass alcohol poisoning has killed at least 58 people in Russia and hospitalised dozens. 20/12/2016
Now playing Next Russia Body of Russia's ambassador to Turkey returns home The body of the assassinated Russian ambassador to Turkey, Sergei Karlov, is back on Russian soil. 20/12/2016
Now playing Next Russia Russia, Iran and Turkey push for Syria peace plan without US or UN Russia, Iran and Turkey say they are ready to help broker a peace deal and ceasefire for Syria without the involvement of the US or the UN. 20/12/2016
Now playing Next Russia Russian ambassador to Turkey flown home after airport ceremony Slain ambassador to Turkey honoured as body flies home to Russia 20/12/2016
Now playing Next world news Turkish police arrest gunman's family after ambassador's shooting Turkish police have made seven arrests including family members of Russian ambassador's killer. 20/12/2016
Now playing Next no comment Finnish, Russian Santas exchange gifts at border The Finnish Santa Claus and the Russian Grandfather Frost met at the Finnish-Russian border to exchange gifts on Monday. 20/12/2016
Now playing Next Turkey Photographer tells of dramatic moment he captured ambassador's murder in Turkey As other petrified onlookers dived for cover during the cold-blooded murder of Russia’s ambassador to Turkey, one stood firm and kept his cool. 20/12/2016
Now playing Next Turkey Ambassador assassination "a provocation" says Russia and Turkey The assassination of Russia’s ambassador to Turkey, Andrei Karlov, brought a swift response from the leaders of both countries. 19/12/2016
Now playing Next Turkey Russia's ambassador to Turkey assassinated, gunman 'neutralised' Moscow has confirmed that its ambassador to Ankara, Andrei Karlov, has died of his wounds after being shot in the Turkish capital. 19/12/2016