Six soldiers were killed and another was wounded Thursday in a roadside bombing that hit an armored military vehicle in the southeastern Turkish province of Diyarbakir, Turkey's semiofficial Anadolu news agency reported, citing the Turkish General Staff.<br />Turkey blamed the attack on the PKK -- a Kurdish separatist group that Turkey, the United States and the European Union have designated as a terror organization.<br />Turkey has been battling the PKK for decades.<br />The attack on the soldiers was the second deadly blast in two days on Turkish soil that Ankara has attributed to Kurdish groups.<br />On Wednesday, at least 28 people were killed and 61 injured in an explosion targeting military vehicles in central Ankara.<br />Ankara says the attack was jointly carried out by a member of the YPG, the Kurdish fighting force in Syria, and PKK members based in Turkey, according to Anadolu.