dr. marvin thompson coming up right now. >> there is a saying that dr. king had that said there is always the right time to do the right thing. i try to live my life every day by doing the right thing. we know that we are only halfway to completely eliminate hunger and we have work to do. walmart committed $2 billion to fighting hunger in the u.s. as we work together, we can stamp hunger out. >> and by contributions to your pbs station from viewers like you. thank you. tavis: figuring out how to turn around and save inner-city schools is one of the most important challenges this country faces. i know firsthand from doing reports on education that there are no easy answers but there are individuals who refuse to give up. one of those persons -- dr. marvin thompson he's heading a team that is taking over a failing school in new orleans. it is the subject of a six part series airing on own. >> we are enforcing a dress code, a zero tolerance for violence. general respect for staff and students. pull your pants up. i expect a little bit of resistance from stu