One of Pennsylvania’s most powerful Republicans will not run for reelection this fall. House Speaker Mike Turzai broke the news in an emotional speech Thursday morning at an event in his Allegheny County District. Before an audience that included his family and political supporters, Turzai said he plans to serve out his term, and suggested there might be opportunities in the private sector awaiting him. Turzai, 60, started his career as a prosecutor in Allegheny County. He won his state House seat nearly two decades ago, after losing his first run for office, a 1998 congressional bid, in a landslide....