Hearings on Homegrown Islamic Terrorist are Needed!!!

We've had hearing on gun control, school shootings, cancer, AIDS, drugs, and the likes....one common denominator..all threats to US Citizens...so why is there an uproar about hearings on "Homegrown Islamic Terrorist"....are you really dumb enough to think that treat does not exist???..Do you see any other group in the US that promotes the type of violence associated with this group???....just thinkin'