“Six members of the security forces have been killed in a series of attacks in Turkey amid rising tension between the government and Kurdish militants.
In Sirnak province, four police officers were killed by a roadside bomb and a soldier died when gunmen opened fire on a military helicopter.
In Istanbul, a police officer was killed by a car bomb explosion.
Meanwhile, a gun attack on the city’s US consulate has been linked to a leftist group.”
Source: Turkey attacks: Deadly violence in Istanbul and Sirnak – BBC News