Reuters Troops backed by a Saudi-led coalition started an assault on Wednesday on Yemen's main port city of Hodeidah, which is held by the Houthi movement. The news came Wednesday night after US military officials said that the US is helping the Saudi-led coalition choose targets that will minimize civilian casualties. The United Nations and aids groups have been scrambling to stall the attack, warning that an assault on Hodeidah could spiral out of control, compounding already arguably the worst humanitarian disaster in the world. Troops backed by a Saudi-led coalition started an assault on Wednesday on Yemen's main port city of Hodeidah, which is held by Iranian-backed Houthis, according to Al-Arabiya television. The battle for Hodeidah is expected to be by far the biggest of a three-year war between an alliance of Arab states and the Iranian-backed Houthis.See the rest of the story at Business InsiderSee Also:Pablo Escobar's widow and son have been charged with money laundering in ArgentinaIt looks like China knew about Trump stopping war games before the US military or South Korea didHow long it might take North Korean missiles and nuclear warheads to reach major US citiesSEE ALSO: The Trump administration is considering getting more involved in Yemen — and aid groups say it could be disastrous