A stabbing attack in central London is being treated by police as a “terror-related” incident, the Met Police have said.
Russia’s ambassador to Turkey, Andrei Karlov, was shot and killed in the Turkish capital in an apparent protest against Russian military action in Aleppo and support for the Assad regime.
Three people have been injured in a gun attack in an Islamic centre in the Swiss city of Zurich.
Police have shot and killed a suspected terrorist in a raid in the Canadian province of Ontario on Wednesday evening.
Two people have been killed and 16 others injured in a shooting at a nightclub in the US state of Florida.