U.S. President Donald Trump has threatened to wipe out Iran's more than 7,000-year-old civilization by 8 p.m. on Tuesday, April 7.

Meanwhile, Iran has opted to troll him online and accuse him of "crimes against humanity" as the U.S. and Israel continue to target civilian infrastructure across the country.

CGTN's Ahmed Ghoneim reports on the recent tit-for-tat escalation between Washington and Tehran.

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