Hamass armed wing, the Qassam Brigades, says its fighters have actually robbed a building in southern Gazas Rafah where a group of Israeli soldiers were stationed, killing or injuring all 25 soldiers inside.In a statement, it stated its fighters introduced a complicated operation in Rafahs al-Shaboura camp using various types of weapons to cause losses among Israeli forces, Al Jazeera reported.Soon after the raid and upon the arrival of a backup rescue force, the group stated its fighters detonated explosive devices against two armored military vehicles.A fire is still burning in the structure, the declaration stated, adding that clashes are ongoing in the nearby al-Najaila area.