(May 23, 2018, 2:24 PM EDT) -- CINCINNATI — Three states on May 21 asked an Ohio federal court to issue an injunction against the 2015 Clean Water Rule, irrespective of the fact that the current administration has postponed the effective date of the rule and is engaged in the rule-making process for a replacement (Ohio, et al. v. United States Army Corps of Engineers, et al., No. 15-2467, S.D. Ohio, Eastern Div.)....