jon: well, these debates could be critical. they start in denver october 5th. we ll be watching. i m sure you will be too, erin mcpike, real clear politics. thank you. jenna: back out to tunisia to the capital of tuniswer watching a developing situation. the black smoke on the screen was being described as around the embassy. what we re learning now some protesters were able to get over the wall. maybe we shouldn t use word protesters because maybe we should use rioters at this point because that is what is happening in tunisia. they re setting cars on fire in the embassy. that is one of the reasons we re seeing black smoke. we re seeing reports a single report at this time, some rioters set fire to an american school there in tunis. that potentially also could be where the smoke is coming from. a slightly confusing situation as we re watching this live scene develop. scenes throughout the day in tunisia and quite frankly throughout the day in a few