They are not ISIS they are just attention seeker they want to get the attention of international group called "ISIS" to have fund to their activities they are the Maute groups the one who plant a bomb on night market davao hoping that after the declaration president duterte will force all his trops to kills those animals who killed 9 christians already.
Participating and grieving for the families who get the disaster, why there are still affected by things that hurt others, we know that any religion does not teach like that.
Grieving for families who get calamities.