Santorum aide backtracks after stating Obama administration pursuing “radical Islamic policies…” … Santorum compares Americans’ sentiments in mulling second Obama term to what US faced during rise of Adolf Hitler in Europe … follows comments questioning Obama’s spirituality & earlier incident with supporters claiming Obama is “avowed Muslim” … changing conversation from anti-Gay, anti-women’s health rhetoric to xenophobic hate language … GOP disintegrating into fundamentalist, extremist paranoia … commentators cite hate-filled talk radio and conservative echo chamber …

