Are slingshots illegal in some states?

Are there any states in the US where possessing or using a slingshot is considered illegal? If so, what are the specific regulations and restrictions imposed on slingshots in those states? Do these laws differ significantly from one state to another, or are there any overarching federal regulations that apply nationwide? Additionally, are there any exceptions or circumstances under which it may be legal to possess or use a slingshot in a state where it is typically prohibited?