Turkish police arrest 6 after Russian ambassador shot dead
Turkish police detained six people on Tuesday in connection with the killing of Russia's ambassador to Turkey, Andrei Karlov, according to reports. Karlov was shot dead during a televised speech in Ankara. Turkish officials claimed that there are "very strong signs" that the gunman was a follower of Fethullah Gülen, the US-based cleric blamed for masterminding Turkey's failed military coup.