No one has claimed responsibility for the blasts , which went off within minutes of each other in Istanbul 's crowded Gungoren community . Attack was conducted by ` ` bloody separatist group , '' Interior ' ' . 2 bombings , days apart , in residential area in Turkey 's largest city Ankara . Those arrested were responsible for earlier bombing of 15 , Interior minister .
Attack was conducted by ` ` bloody separatist group , '' Interior ' ' . 2 bombings , days apart , in residential area in Turkey 's largest city Ankara . Those arrested were responsible for earlier bombing of 15 , Interior minister .