s&p 500 rose three. nasdaq finished at 21. one of the causes for that run-up, china is saying that they will not -- they will lighten up on some of the tariffs in the new year. fox business network correspondent kristina partsinevelos in new york looking at what's driving the holiday optimism. there's a lot of it. >> we are seeing a sea of green today as markets closed higher, hitting another round of records closes. you've got investors that like the news that china would lower import tariffs on over 850 products from pharmaceuticals to frozen pork starting january 1. it's a signal beijing could be making good on its promise to open its borders to the rest of the world. shares of boeing jumping almost 3% after the company announced plans to fire its president and ceo. there is a shift which is why we saw it as a major country reading factor to the dow pushing up higher. overall, there are many traders on holiday so fewer shares are