Republican Dave McCormick wins US Senate seat in Pennsylvania, DDHQ projects

By Bo Erickson (Reuters) -Republican Dave McCormick won the U.S. Senate election in Pennsylvania, Decision Desk HQ projected on Thursday, beating Democratic incumbent Bob Casey in an important win for Republicans hoping to capture a majority in the chamber. Pennsylvania will conduct a legally required statewide recount of the ballots because McCormick's lead is within one-half of 1 percent of