It seems all but certain that we will see a new round of anti-Muslim hysteria in the wake of San Bernadino. Naturally, the already nativist Republicans will feast on it. It's almost certainly going to be a bad month for democracy and tolerance. Trump is already saying that it's not enough to kill terrorists, we have to kill their families too:
And the other thing is with the terrorists: You have to take out their families,” he said. When you get these terrorists, you have to take out their families. They care about their lives — don’t kid yourself. … They say they don’t care about their lives. You have to take out their families.