So, I Guess We Have to Talk About Trump's Stupid Twitter War With Mika Brzezinski, Huh?

Christine wrote up the basics earlier, but this juvenile flare-up has dominated social media all day so far, so I supposed we have to discuss it a little further. The dynamics are exhaustingly familiar: Someone attacks the president, the president responds inappropriately, opponents of the president recoil in horror, and supporters of the president cheer him on for "fighting back." To be clear, under the rules of playground justice, MSNBC co-host Mika Brzezinski "started it" this morning by mocking Trump's fragile ego and remarking upon his "teensy" hands: