Boston's Cardinal O'Malley: "It is very difficult to understand what was going on in the young men’s minds, what demons were operative, what ideologies or politics or the perversion of their religion"

http://www.jihadwatch.org/2013/04/bostons-cardinal-omalley-it-is-very-difficult-to-understand-what-was-going-on-in-the-young-mens-mind.html