21 security guards were killed in attack , Egyptian state media said . Terrorists fired a rocket at ammunition stores , army said . The checkpoint is in Al-Wadi Al-Gedid province , which borders Libya and Sudan . The attack happened at a checkpoint in southern Egypt , near Sudan and Libya . A number of militants were killed and 2 cars with explosives confiscated , army said .
21 security guards were killed in attack , Egyptian state media said . Terrorists fired a rocket at ammunition stores , army said . The attack happened at a checkpoint in southern Egypt , near Sudan and Libya . A number of militants were killed and 2 cars with explosives confiscated , army said .