A stampede during Halloween festivities in Seoul on Saturday night left 154 people dead and 133 injured after many young people flocked to a popular nightlife district, South Korean authorities said.The deadly crush occurred in a narrow street in Itaewon, where tens of thousands of people had reportedly gathered for what was the first Halloween revelry since restrictions from the COVID-19 pandemic were eased.A weeklong period of national mourning was declared from Sunday, with authorities trying to get to the bottom of the tragedy.The deceased, mostly in their 20s, included 20 foreigners, i…READ FULL ARTICLE