american energy. so, those just don't get attention in the news. but, we're very much promoting it. >> reporter: they don't get attention in the news because they are basically outnumbered. in june, independent studies said that the obama campaign, 75% of its ads were negative. so a three to one margin. for instance in the battle ground state of ohio, dayton, a i can particularly important state, city, for two weeks, in the latter part of june, all the ads that ran from the obama campaign in dayton were negative. jenna. jenna: interesting. the president is heading out to ohio again today. we talked aed a little bit about the calendar. labor day will be here before we know it, carl. what about the vice president pick? >> reporter: romney spent the weekend talking about vice-presidential elections with staff in new hampshire. he spent a couple weekends on it. there is buzz out there that he will make the buzz early. next two weeks before the olympics would seem highly unlikely. that would set a new record