President Joe Biden blocked Japan-based Nippon Steel's 14.9billion buyout of UnitedStatesSteelCorp (NYSE:X).Bidenhighlighted nationalsupplychainsrisksassociatedwithplacingoneofthecountry′sbiggeststeelproducersunderforeigncontrol.Atlastglance,Xisdown7.930.01.The shares are on track for their third loss in the last four sessions, extending their 34.5% year-over-year deficit after running into overhead pressure at the 20-day moving average. While a familiar floor at $30 is o ...