Trump slaps sanctions on Iran as tension mounts

US President Donald Trump slapped fresh sanctions on Iran's weapons procurement network Friday, provoking an angry response from Tehran in what is an increasingly tense stand-off. Officials said the new measures were in response to Iran's recent ballistic missile test and its support for the Huthi rebels in Yemen, who recently targeted a Saudi warship. The new sanctions do not yet mean that the US has abandoned commitments it made under the deal to lift measures aimed at Iran's nuclear program,