for uberwealthy they make it off of investments. i have a chance to sit down with her last night on the last word, sheer what she said she would do with that new revenue. >> wealth tax, a tax on the top one-tenth of one percent. here is what we can do. we can invest it in building more opportunity for everyone else. if we did that ultra millionaires wealth tax, we could provide high quality childcare for every single child in america, zero to five, and the prek and the pre-pre k early childhood education and still have $2 trillion left over. >> what is still ahead, some 2020 contenders are out on the trail this weekend but they're not in iowa or new hampshire. instead they're trying to make ground in each other's home