This started after 911. Two reasons why this is. When problems occur, money gets tight, justice is not being served, people keep their distances because friendship means support and no one wants to sacrifice anything, so they keep their distance, and never have to worry about doing anything for anybody. It is like this most places now. But also consider that there are many foreigners here too that came to destroy America, and to justify themselves, the must keep you in their mind as evil because they know it is about to befall Americans.