democratic congressman christopher murphy and the republicans were off in a debate number 3. what is this race looking like? guest: there are several polls coming out in recent days, but the best administered one shows that mercy has about a six-point lead with a four-point margin of error. host: how closely are people watching this race and did they think it was going to be close? guest: people are watching this extremely closely in connecticut and in washington. about a year ago, national republicans are not giving this raised the time of day. but they will tell you now that linda has run a very strong campaign, and they think this is serious. host: this is the first time she has ran. is she running a different campaign than the last time? guest: she has a completely different team. one thing that is similar from

-- linda mcmahon and democratic congressman christopher murphy. at 7:00, tim kaine and george allen square off in one of the closest senate races in the country. that debate from virginia tech university. that will be followed by the wisconsin senate debate between former governor tommy thompson and democratic congresswoman tammy baldwin. this is the second time their meeting for the seat of retiring senator herb kohl. that is lighted, p.m. eastern. last night, democratic senator chris enjoy the brand debated when the long for the new york senate seat. it was their only debate. she was appointed to the seat left vacant by hillary rodham clinton. this took place in saratoga springs, new york. this is one hour. it's a good evening. >> tonight's u.s. senate debate is being shown across the state, as well as across the country on c-span. let us introduce the candidates this evening. if the order in which they are standing in speaking was determined earlier today by a coin toss. please welcome senator kirsten gillibrand. [applause] and, please welcome