tim callaghan, who leads the usa disaster response team, says it's the last mile distribution in the earthquake zone itself, which is tough. it will show up with a truck full of and you don't have a way you haven't ordinated that with the local authorities or the, or the national police. you can see something. it makes you know where people around the truck because again i, what i've seen. so far is that most people just want help. they want it in the last week, a trucks have been ransacked and looted a work and say, the situation can be chaotic and dangerous on the ground. but in rough make shift camps across the affected area. the still great need, know my back, i went back, we are here with our children, but we need to feed them. we need food and water, we need medication. and now we use this place as a shelter. so we need to feed our children ourselves. with more than 130000 families, depending on the help that international organizations on the government can bring . it's a critical point to the earthquake relief effort. john holman, al jazeera, both of those students in china w