washington draft legislation respond u.s. president donald trump refusal certify iran nuclear deal would set tough new term pact include restore sanction iran test ballistic missile able carry warhead bar nuclear inspectors sit critics legislation draft republican senators bob corker tom cotton support trump administration say could put unite state violation international agreement enact draft see reuters tuesday work oct. 13 trump announce would formally certify tehran comply international nuclear pact call congress write legislation toughen since corker meet senate democratic colleagues least would back legislation pass insist washington work european ally co-sign deal make change britain france germany european union also sign nuclear accord russia china warn trump plan could cause split washington risk u.s. credibility abroad corker chairman senate foreign relations committee tell reuters last week trump administration must work closely european ally develop new iran policy draft legislation propose amendment iran nuclear agreement review act pass 2015 broaden require administration assessment whether iran comply pact add factor relate issue trade whether iran use commercial aircraft license unite state non-civil aviation purpose previously report would instantly reimpose snap back sanction lift agreement iran deem capable develop nuclear weapon within year iran issue complicate trump recent attack corker blame nuclear deal forge former democratic president barack obama pact world leaders urge trump derail oppose every republican congress include corker corker lash back trump say fail grow job president blame break important international relationships spokeswoman corker immediately respond request comment dispute president might affect iran legislation draft senate iran legislation set tough new u.s. term deal