Washington: Britain, Italy and Greece have confirmed that hostages from their countries were among seven construction workers reported killed in Nigeria over the weekend.
Nigerian militant group Ansar al-Muslimeen claimed responsibility for the February kidnappings of the seven construction workers from an office in northeastern Nigeria.
The group, widely known as Ansaru, released images of some of the bodies on Saturday.
British Foreign Secretary William Hague condemn the killings calling it `an act of cold-blooded murder,` CNN reports.
Italy`s Foreign Ministry said that it appeared the report of the deaths `is founded.`
According to the report, Greece said one of its citizens was among the dead, and that his captors `at no stage either communicated or expressed demands for the release of the hostages.`
Ansaru blamed the deaths on a joint Nigerian-British military operation intended to free the hostages.