robert bullard is a professor at texas southern university.e focuses on wealth and racial disparities related to the environment. he joins me now from sugarland, texas. to have you on the newshour. tell us what folks in your area have been going through in recent days, what are they lacking? >> first of all, i think it is important to understand that this blackout in terms of loss of power is more than just about energy, if is also about those communities that were struggling before the storm, in terms of struggling with enrgy insecurity. and this storm has really shown a spotlight on those disparities in terms of communities that don't have not only electricity, but no water, no transportation, private cars to get to the grocery stores, to buy food and water, and the same communities are devastated because of health disparities. a lot of asthma, a lot of diabetes and people on die all sis machines, that they can't operate their medical equipment without electricity. so it poses a great danger, more than just being cold. >> so what you are say