I have gotten no one to listen to me about the day that the Black caucus says someone spit on one of them and that the n-word was chanted. There was a guy walking behind them the entire time with not one, but 2 Blackberries, recording the entire time. If no one will listen and call them out on this, I give up!
In these videos you'll see the guy walking on the right side of the group (on the left of the screen with both hands up).
At about 3:30 on this one: http://www.youtube.com/watch?v=o3dOdniifqo
Most prominent at :06 and :28: http://www.youtube.com/watch?v=-SCs6pSE8_I
This one from :47 the time when they get to the top of the steps: