Deputy Attorney General Rod Rosenstein is out — here are all the casualties of the Trump administration so far

Deputy Attorney General Rod Rosenstein will leave the Department of Justice on May 11, he said in an April 29 resignation letter.Rosenstein is leaving his post after overseeing special counsel Robert Mueller's investigation into Russian interference in the 2016 election for nearly two years.Here are all the top-level people who've either been fired or resigned from the Trump administration and why they left.Visit Business Insider's homepage for more stories.Deputy Attorney General Rod Rosenstein will leave the Department of Justice on May 11, he said in an April 29 resignation letter.Rosenstein, who previously served as a US Attorney from Maryland, left his post after overseeing special counsel Robert Mueller's nearly two-year-long investigation into Russian interference in the 2016 election and whether President Donald Trump obstructed justice. The administration has been rocked by high-profile departures — including James Mattis as defense secretary and John Kelly as chief of staff — since Trump took office in January 2017.Here are all the top-level people who've either been fired or resigned from the administration and why they left.