Why are Muslims not up in arms over other atrocities in their own countries?

Let me preface by saying I am completely against this act of ignorance.But ask yourselves,why do they take to the streets over the burning of a couple of hundred books,by a man who is a definite minority,in his actions,and not when the Taliban or Al Qeada blow up a Mosque while people pray,or bomb a school killing women and children? Is the act of one ignorant man in America more important to protest and cause bloodshed over,than the killing of your own people,by people of your own religion,I don't get i