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ANKARA, TURKEY - FEBRUARY 17: Smoke billows from the blast site as Turkish army service busses burn after an explosion on February 17, 2016 in Ankara, Turkey. 21 people are believed to have been killed and at least 61 are said to be wounded according to the city's governor Mehmet Kiliclar in what appeared to have been a car bomb attack on a vehicle carrying military personnel in the Turkish capital. (Photo by Defne Karadeniz/Getty Images)
ANKARA, TURKEY - FEBRUARY 17: Smoke billows from the blast site as Turkish army service busses burn after an explosion on February 17, 2016 in Ankara, Turkey. 21 people are believed to have been killed and at least 61 are said to be wounded according to the city's governor Mehmet Kiliclar in what appeared to have been a car bomb attack on a vehicle carrying military personnel in the Turkish capital. (Photo by Defne Karadeniz/Getty Images)

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Turkey: Deadly blast linked to Kurdish militants

A series of bombings in Turkey has added yet another layer to the already complex situation in the country. CNN's Arwa Damon reports.

Turkey: Deadly blast linked to Kurdish militants

A series of bombings in Turkey has added yet another layer to the already complex situation in the country. CNN's Arwa Damon reports.