Vincent H. Cohen Jr./law firm photo

WASHINGTON – Vincent H. Cohen Jr. has left private practice to return to the U.S. Attorney’s Office in Washington as the number two person, U.S. Attorney Ronald C. Machen Jr.  announced Monday.

Cohen, 39, a partner in the D.C. law firm Schertler & Onorato, served as an assistant U.S. Attorney from 1997 to 2003. He worked cases involving bribery and gratuities, embezzlement, false claims, theft of government property, Worker’s Compensation fraud and violent crimes including murder, the U.S. Attorney’s Office said in a press release.

Cohen also worked on the civil side in the U.S. Attorney’s office.