Cairo (CNN) Four gunmen killed eight police officers dressed in plainclothes south of Cairo on Sunday, authorities said. It described the attackers as a "security unit of the caliphate soldiers" and said they have safely returned to their positions. The gunmen shot and killed all of the officers before escaping, the statement said. The officers were traveling in a government minivan and conducting security checks in Helwan district when they were attacked, the Egyptian Interior Ministry said in a statement. ISIS claimed responsibility for the attack in a statement posted by a supporter of the terror group.

Source: CNN May 08, 2016 01:26 UTC