>> this case is about the eighth amendment, cruel and unusual punishments clause. that's what the ninth circuit relied on. and that's what the other side is arguing here. prohibit cities from enforcing these very basic camping laws. and that provision has never been held to apply to anything like this. it's all about what sorts of punishments government can impose. and we think that it's cruel to leave people on the streets in these conditions, we think that we need to intervene and we need to have the ability to keep public spaces safe and clean for everyone. and it's true homelessness is a complex policy xu these are policy decisions that need to be made on a local level, balancing all of the competing needs of our communities, the wrong answer would be to constitutionalize this right to camp. we've seen what that has meant all throughout the ninth circuit san francisco is under a federal injunction. other cities as well. so this is