Capitol building in Harrisburg, Pa. (Office of Gov. Tom Wolf)HARRISBURG - The Republican field of candidates aiming to capture Pennsylvania's open U.S.
Senate seat in next year's election is churning anew, with the candidate endorsed by former President Donald Trump out and intriguing new candidates possibly in.Out is Sean Parnell — a favorite of Donald Trump Jr. — who ended his campaign after losing a custody battle in court in which the judge said he believed allegations of abuse made by Parnell’s estranged wife."With the leading candidate getting out, that’s certainly going to create a reshuffling of the race here," said Sam DeMarco, the chair of the Allegheny County Republican Party.MORE ON PENNSYLVANIA POLITICSThe high-stakes campaign.