This is an opportunity for Hamas to show a few people, they can be impartial. They have condemned the killing,and should, now lets see them find the culprit and deal with him/them.Unlike Israel who just does the usual cover up, and then wait fot time to "heal". Problem is it does not heal.
At least 4 die in clashes between PKK militants, security forces in east Turkey (Reuters)
from the article: Palestinian Christian activist stabbed to death in Gaza