Ankara bombing
The group described the car bombing as "vengeful action" for security operations in the mainly Kurdish southeast.
"These people are no different. They just happen to be Turkish."
Some people say the embassy's pre-emptive warning proves the Turkish government's incompetence. Others suspect the U.S. government is in cahoots with Kurdish militants.
The car bomb attack killed 28 soldiers and civilians on Wednesday.
WHAT'S HAPPENING
Wednesday's bombing is the latest in a string of attacks that have shocked the nation.
A vehicle laden with explosives detonated near military buses.
His new novel explores the personal experience of migration from the tradition-bound countryside to an ever-changing modern Istanbul.
"This is the biggest human-made trauma in the history of Turkey. It’s important to support [survivors] to help them come back to life."
The cell is also believed to have been involved in the bombing of a pro-Kurdish opposition rally in the southeastern town of Diyarbakir.
"A country at peace has suddenly found itself at war both against the Islamic State and the Kurds."