Venezuela’s state-owned oil company should be stopped from plundering its U.S. subsidiary Citgo Holding Inc., according to court papers filed Monday evening by a creditor seeking $1.4 billion from the South American country. Canadian mining company Crystallex International Corp. asked a Delaware federal judge for an injunction blocking Petróleos de Venezuela SA—also known as PdVSA—from taking cash or transferring assets from Citgo,…