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(CNN) The bloody twin suicide bombings struck his foes, but Turkish President Recep Tayyip Erdogan insisted Tuesday that his entire nation was the target.

"This attack was against Turkey," Erdogan told reporters, adding that "we do not differentiate between the deaths." "The target of this attack was our citizens (in Ankara) as well as the totality of our country."

The Turkish leader was referring to explosions that rocked a train station in Ankara, killing 97 people and injuring about 246 more.

Afterward, Selahattin Demirtas -- leader of the People's Democratic Party, a pro-Kurdish group among those involved in Saturday's peace rally-turned-bloodbath -- questioned whether there was sufficient security for such opposition demonstrations.

On Tuesday, Erdogan -- while not offering specifics -- did acknowledge, "Of course, there was a mistake.

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