So, what did these two have to gain by doing ANY of this? No demands, no cause, nothing. They just took the time, labour and expense to cobble up some cooker bombs to hurt random people, why?
Everyone wants to quickly say "duh, it was religion" but wasn't the married one and his wife practicing Christians? What I know is that everyone's gonna want to pin this on whomever they don't like; brown people, religions, gun advocates, the other guy's political party, Iraq, WMDs.. everyone's gonna want a piece of this.