Is Pennsylvania Senator John Fetterman preparing for a political divorce from the Democratic Party - or is he simply becoming Washington’s most unpredictable Democrat? The speculation exploded after Fetterman and Republican Senator Dave McCormick joined forces on a rare bipartisan fundraising operation that has stunned political insiders. The unusual partnership allows the two Pennsylvania senators — one Democrat and one Republican — to work together on fundraising efforts and promote areas where they have found common ground, including bipartisan initiatives focused on Pennsylvania issues. Their cooperation has included public appearances supporting youth mentorship efforts, discussions about economic issues affecting the...