Bomb - making materials were found at premises used by a terror suspect , prosecutor says . ` ` We are clearly ... facing a terrorist act of an extreme nature , '' he says . 12 suspects held in connection with the inquiry are being detained for an extra 24 hours . Given the nature of the discoveries made by police and the need to find all the members of the presumed terror cell , it was vital to extend the detention of the suspects by an additional 24 hours , Molins said . The arrests are connected to the bombing of a Jewish synagogue in Jerusalem .
Bomb - making materials were found at premises used by a terror suspect , prosecutor says . ` ` We are clearly ... facing a terrorist act of an extreme nature , '' he says . 12 suspects held in connection with the inquiry are being detained for an extra 24 hours . The arrests are connected to the bombing of a Jewish synagogue in Jerusalem .