On Sunday, Yoon declared national mourning would be observed until Saturday (November 5) with government buildings will flying the flag at half-mast. He also expressed condolences to victims and their families, prayed for quick recoveries among the injured, and vowed an investigation to find the cause. US President Joe Biden also sent a message of solidarity: "Jill [Biden] and I send our deepest condolences to the families who lost loved ones in Seoul. We grieve with the people of the Republic of Korea and send our best wishes for a quick recovery to all those who were injured." Chinese President Xi Jinping said he was shocked to learn of the heavy casualties in the stampede, according to China’s Foreign Ministry website.
