During last Wednesday's GOP Presidential debate, New York Times columnist Charles M. Blow tweeted a joke about Romney's "magic underwear," referring to the temple garments worn by some Mormons. This launched a wave of criticism that, even after Blow's apology, shows little sign of subsiding.

Here's a timeline of the Twitter response:

fists raised in the air, each one illustrated to look like a different social media icon Campus protests can go viral in no time–so can the backlash
College protests don't just take place in the quad anymore.