Yes, they are.
I wonder if the situation at hand is what will break the back of so-called "civil rights", at least as it pertains to interstate commerce. It seems to me that, unless we go to a more intelligent "screening" process OR allow airlines to form "blacklists" based on Baiting Incidents of this sort, in which they would refuse service to these Baiters, we may be headed to a situation where airlines will have to become a kind of private "club" service.
These Sons of Mohammed (Yes, I would like "islam" to become an epitath) are using our own high civilization mores and achievements against us, including our rights to freedom of speech and religion, our rights of equality under the law, and our technological achievements.
I am beginning to understand how caste systems have their origins, by which members of certain groups have priviledges enjoyed by other memebers of the society denied to them.
Muslims should not be surprised if they become the recipients of a reversed Dhimmitude.