Secretary of Energy Rick Perry plans to leave the Trump administration by the end of this year.
Perry's departure comes after President Donald Trump implicated him in allegations...
Allegations that Trump improperly pressured Ukrainian president Volodymyr Zelensky.
Many say Trump asked him to investigate Hunter Biden's work on the board of a Ukrainian oil and gas company.
Trump placed the blame on Perry for pushing him to make the call, reports Business Insider.
Three House committees pursuing the impeachment inquiry subpoenaed Perry for documents.
Perry was the governor of Texas and a candidate for the 2012 GOP presidential nomination.