nnnnn nnnnn islamic state suicide nnnnn alyssa video shows blood splatters across the ground nnnnn this was the second suicide attack on a shiite mosque in eastern saudi arabia in may suggesting a creek dispatchers stoppage stanton previously sold , it is not clear how many people are involved the saudi authorities have detained hundreds , just after the attacks , they published a list of sixteen suspects , but it's clear that so far , they have not been able to control this network , the number of saudis going to join islamic state in syria and iraq , has fallen since last year , but instead to stay at home and stage attacks there , they appear to have done so