It is not "becoming radicalized", because there is nothing "radical" about their beliefs. There is a whole body of scholarship on this issue.
So when will we have debates on the legitimacy of Islam as a peaceful religion, deserving 1st Amendment protections?
Of the entire field, there is only one man that can make that case: Allen West. Search youtube: search terms of "allen west" and "islam" or "muslim"
This is probably a national survival issue.
Who are you going to believe about Islam?
The talking heads on MSNBC or the guy who studies the Koran 60 hours a week for the last thirty years?