Published March 2, 2015 9:25am EST | Updated May 21, 2015 1:25pm EDT

Sen. Barbara Mikulski To Retire: Reports

Sen. Barbara Mikulski, a Maryland Democrat, will announce later Monday she will retire from the Senate after five terms, reports said. The 78-year-old Mikulski was the first woman to chair the Appropriations Committee. She had to give up the post this year when Republicans took control of the Senate.