Second-term state Rep. Summer Lee launched her campaign for Congress on Tuesday, a day after longtime U.S. Rep. Mike Doyle said he wouldn’t seek reelection in the district representing Pittsburgh and suburbs in eastern and southern Allegheny County.

BRADDOCK, Pa. — Pennsylvania State Rep. Summer Lee (D-34) announced her campaign for Congress Tuesday morning. The announcement happened at Braddock Civic Plaza.

BRADDOCK, PA — Progressive Democratic state Rep. Summer Lee launched her congressional campaign Tuesday with a social media blitz,video, news conference and the backing of Ed Gainey, likely to be elected Pittsburgh's next mayor on Nov. 2.

Lee, a Democratic representative in Pennsylvania's 34th district announced Tuesday morning that she is running for the House of Representatives.

(CNN)The race is on to replace retiring Democratic Rep. Mike Doyle of Pennsylvania. Pennsylvania state Rep. Summer Lee, a leading progressive organizer and democratic socialist, formally entered the primary in the state's 18th Congressional District on Tuesday with the support of Justice Democrats, the group that launched New York Rep. Alexandria Ocasio-Cortez's first run and has helped send a new generation of young leftist lawmakers to Capitol Hill.