Asif Merchant testified that Revolutionary Guard coerced him into scheme by threatening his family in TehranA Pakistani businessman accused of plotting to kill Donald Trump told a federal jury on Wednesday that he was coerced into the scheme by Iran’s Revolutionary Guard Corps, which he said had threatened his family to secure his participation.Asif Merchant, 47, took the unusual step of testifying in his own defense at Brooklyn federal court, where he faces terrorism and murder-for-hire charges...