article_snippet.sent: ISIS claimed to have executed that many soldiers captured in June outside Camp Speicher, a fortified Iraqi base near Tikrit.
article_snippet.sent: Hundreds are believed to have been executed by ISIS in June 2014 .
article_snippet.sent: the presidential palace complex, which contains the residences of former Iraqi President Saddam Hussein became ISIS headquarters after the militants occupied Baghdad.
article_snippet.sent: Iraqi soldiers and Shiite militias retook Tikrit a few days ago after a fierce battle.
article_snippet.sent: The solider said ISIS captured the troops outside Camp Speicher and marched the troops to the presidential palace complex, which contains the residences of former Iraqi President Saddam Hussein, telling the troops the troops would be safe until a prisoner swap was arranged.
article_snippet.sent: As ISIS swept through northern Iraq in June, some military units were ordered to Camp Speicher.
article_snippet.sent: ISIS released videos that showed what seemed to be an endless line of military recruits marched at gunpoint and later posted images showing cold-blooded mass killings.
article_snippet.sent: Human Rights Watch described the "Speicher Massacre" -- as the "Speicher Massacre" -- has been dubbed in Iraq -- as the "largest reported incident" where "ISIS captured more than 1,000 soldiers fleeing Camp Speicher ... then summarily executed at least 800 of more than 1,000 soldiers fleeing Camp Speicher.
highlights_snippet.sent: ISIS claimed to have executed 1,700 Iraqi soldiers captured outside Camp Speicher .