A former Russian MP, who had fled to Ukraine last year, has been shot dead outside his hotel in the Ukrainian capital, Kiev.
At least 40 Iraqi citizens have been killed, and more than 120 wounded, following a twin bomb attack in the Syrian capital, Damascus, Iraq’s government has said.
At least three Turkish soldiers have been accidentally killed, and a further 11 wounded, by Russian airstrikes against Islamic State in northern Syria.
A senior commander among pro-Russian rebel forces in eastern Ukraine has reportedly been killed in a car bomb attack in the eastern city of Luhansk.
At least nine people have reportedly been injured, and the suspected gunman detained, following a shooting at an airport in the US state of Florida.
A Russian military plane, carrying 93 people on board, has crashed into the Black Sea, with no survivors expected from the crash.
The Russian ambassador to Turkey, Andrei Karlov, has been shot dead by a gunman at an art exhibition in the Turkish capital, Ankara.
At least 48 people have died after drinking bath lotion, as a substitute for alcohol, in Russia.
At least 38 people have been injured, following the crash-landing of a plane, in Russia.
Over 150 people have been killed this week, following renewed bombing of the rebel-held Syrian city of Aleppo.