A screen, right, showing the falling values of the Luna is seen at a cryptocurrency exchange in Seoul, South Korea, Friday, May 27 2022. South Korean prosecutors have announced Wednesday, June 22, 2022, that they have barred dozens of people connected to Terraform Labs from leaving the country as they expand an investigation into a $40 billion collapse of the company’s cryptocurrency that devastated traders around the world. (Ryu Hyo-lim/Yonhap via AP)