In this Oct. 17, 2019 photo, U.S. District Judge Avern Cohn is photographed in his office in Detroit. Cohn has declined to order prison sentences in an investigation of millions of dollars sent to Yemen by a group of Detroit-area men. Nine people have pleaded guilty, mostly for failing to register as a money transfer business. Cohn said Yemen's financial system is a mess and its residents desperately need help. (AP Photo/Carlos Osorio)