armstrong joins us now. mario, thank you very much for joining us. my pleasure. thanks for having me on. it s great to have you. i ve got a way fork you to work off the pecan pie. i ate a lot of dessert. but i eat salads, too. they make vegan desserts, by the way. we ll have to talk about that the next time. we have something interesting we want to talk about this time. you ll give us the heads up on the new health and fitness gadgets premiering at the consumer electronics show. first tell us what css is, how big of a show is? this is massive. it happens in vegas. you re talking close to 130 or more thousand people from over 100 different countries attend. over 2,400 exhibiters. and the space takes up about the length of 33 football fields. this is a massive conference. all of the latest technology that shows up in the stores, the services, all the things that could affect your life.
soil this morning. we ll tell you how the 15-year-old dallas girl ended up in colombia and how she was located. and what does slavery and math have to do with each other? a teacher gives a math test with word problems such as, if frederick got two beatings per day, how many beatings did he get in one week? we ll tell you the full story, and we want your reaction. send your thoughts to gary tuchman cnn on twitter. he s on trial for murder. joran van der sloot sits in court yawning. hear what the judge had to say about his behavior. we start with the republican presidential race and the battle for the granite state, new hampshire. the candidates have two debates there this weekend. but that doesn t mean they re scaling back on the personal appearances. this is mitt romney holding a rally in dairy, new hampshire. he s been dominating the polls in new hampshire, but now rick santorum may have some momentum. paul steinhouser joins me from manchester, new hampshire, early in th