U.S. Attorney General William Barr jokes with Deputy Attorney General Rod Rosenstein on May 09, 2019 in Washington, DC. (Photo by Chip Somodevilla/Getty Images)
Washington CNN  — 

Deputy Attorney General Rod Rosenstein, who appointed special counsel Robert Mueller to investigate Russian interference in the 2016 presidential election, said goodbye to the Justice Department on Thursday.

“Justice is in good hands,” Rosenstein told a packed crowd of current and former department officials, friends and well-wishers gathered in the department’s Great Hall.

While not directly mentioning the Russia invest