According to the report, Trump remains unwilling to drop demands that Tehran commit to suspending uranium enrichment for at least 20 years, while concluding that alternative options carry greater risks than maintaining the blockade. According to the report, Trump remains unwilling to drop demands that Tehran commit to suspending uranium enrichment for at least 20 years, while concluding that alternative options carry greater risks than maintaining the blockade. According to the report, Trump remains unwilling to drop demands that Tehran commit to suspending uranium enrichment for at least 20 years, while concluding that alternative options carry greater risks than maintaining the blockade.