US lawmakers are preparing a possible vote on new sanctions against Iran, a move President Barack Obama and his P5+1 partners fear could sabotage the nuclear deal reached in Geneva.
Administration officials have beaten a path to Capitol Hill in recent weeks, warning Congress against short-circuiting the delicate negotiations.
Now that the talks have borne fruit in the form of an interim accord on Tehran's nuclear program, officials are again encouraging a go-slow approach by lawmakers to allow the parties to reach a final deal.
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"The longer they keep the P5+1 at the table, the more money they'll generate, and the more money they'll generate, the less negotiating leverage the P5+1 will have," said Mark Dubowitz, an expert from the Foundation for Defense of Democracies who supports tougher sanctions.
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