The controversial founder of Terraform Labs, Do Kwon is at the center of the investigation, despite believed to be hiding out in Serbia.
Source: https://cointelegraph.com/news/fbi-ny-authorities-probes-collapse-of-terrausd-stablecoin-report
FBI, NY authorities probes collapse of TerraUSD stablecoin: Report
March 14, 2023
CoinTelegraph