more along the lines of what he did four years ago. stick around after the debate for a complete analysis. and we are partnering with twitter, an online service that lets you chat with short messages, in case you didn t know that. they are monitoring the millions of tweets sent before and after the debate. we will highlight the moments that got the most people tweeting. follow me and bret on twitter. we will be sending out behind-the-scenes shots. did@nana sign up. somebody tried to coopt that. chris wallace has thoughts on tonight s debate. chris? reporter: i have been doing some reporting today, bret. i talked to top officials from both campaigns. surprisingly, interestingly, both sides describe what is going to happen tonight in almost identical terms. both camps say look for biden to go hard after the romney/ryan ticket to say they are hiding what they really stand for, they