in to a big winner. tweeter scored nearly 700%. some investors thought they were buyinging in to the social media giant instead of tweeter. twitter has not announced when its stock will go on sale. >> alaska, a small school has some big time talent. in the hills of anchorage, there's some suffering going on. this is quiet. all right, up, up, up, up. >> this is ski training on dirt. a work out designed to hurt and to help. >> as as soon we took it uphill we put more stress on the heart an you put a pair of poles in the hands and that jumps it up a notch. >> reporter: every step is closer to the winter olympics. >> it's these skiers. >> these mornings when it's