By Aybala Arpaci
ANKARA (AA) – Four people were arrested Wednesday in connection with the March 13 car bomb attack in Ankara that killed 37, a security source said.
Anti-terrorist police arrested two in Ankara province and the others in Istanbul and Kars provinces, the source said on condition of anonymity due to restrictions on speaking to the media.
Further arrests are expected, the source added.
Responsibility for the suicide bombing was claimed by the PKK, listed as a terrorist organization in Turkey, the U.S. and EU.
