FILE PHOTO: Sung Kook (Bill) Hwang, the founder and head of a private investment firm known as Archegos exits the Manhattan federal courthouse in New York City, U.S., April 27, 2022. REUTERS/Shannon/File Photo NEW YORK: Bill Hwang, the founder of Archegos Capital Management, on Thursday (Jul 27) asked a judge to let him subpoena documents from 10 banks, in an effort to shift blame as he defends against criminal fraud charges that the firm's collapse was his fault.