SEATTLE, WA - For illegal immigrant teenagers with college ambitions, Washington state is the place to be. It's one of only 10 states that offer in-state tuition to undocumented students at public universities and colleges. In most other states, illegal teens have to pay non-resident or international rates. But even though help is available, few students are signing up. Chana Joffe-Walt reports on the barriers to an affordable education. Francisco was the type of kid in high school who could really get in your nerves. The study body president type - uber-energetic, really hard-working and friendly to everyone: I was...